1063357457 has 4 divisors (see below), whose sum is σ = 1073113140. Its totient is φ = 1053601776.

The previous prime is 1063357453. The next prime is 1063357489. The reversal of 1063357457 is 7547533601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 462078016 + 601279441 = 21496^2 + 24521^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063357457 - 2² = 1063357453 is a prime.

It is a super-2 number, since 2×1063357457² = 2261458162715013698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1063357453) 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, 4877678 + ... + 4877895.

It is an arithmetic number, because the mean of its divisors is an integer number (268278285).

Almost surely, 2^1063357457 is an apocalyptic number.

It is an amenable number.

1063357457 is a deficient number, since it is larger than the sum of its proper divisors (9755683).

1063357457 is an equidigital number, since it uses as much as digits as its factorization.

1063357457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9755682.

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

The square root of 1063357457 is about 32609.1621634166. The cubic root of 1063357457 is about 1020.6881992190.

The spelling of 1063357457 in words is "one billion, sixty-three million, three hundred fifty-seven thousand, four hundred fifty-seven".