1063775453 has 4 divisors (see below), whose sum is σ = 1145604348. Its totient is φ = 981946560.

The previous prime is 1063775423. The next prime is 1063775467. The reversal of 1063775453 is 3545773601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3545773601 = 17389 ⋅203909.

It can be written as a sum of positive squares in 2 ways, for example, as 291658084 + 772117369 = 17078^2 + 27787^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063775453 - 2⁶ = 1063775389 is a prime.

It is a super-2 number, since 2×1063775453² = 2263236428810710418, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1063775453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063775423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40914428 + ... + 40914453.

It is an arithmetic number, because the mean of its divisors is an integer number (286401087).

Almost surely, 2^1063775453 is an apocalyptic number.

1063775453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1063775453 is a deficient number, since it is larger than the sum of its proper divisors (81828895).

1063775453 is an equidigital number, since it uses as much as digits as its factorization.

1063775453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81828894.

The product of its (nonzero) digits is 264600, while the sum is 41.

The square root of 1063775453 is about 32615.5707140010. The cubic root of 1063775453 is about 1020.8219227350.

The spelling of 1063775453 in words is "one billion, sixty-three million, seven hundred seventy-five thousand, four hundred fifty-three".