1011453663 has 8 divisors (see below), whose sum is σ = 1471205376. Its totient is φ = 613002200.

The previous prime is 1011453659. The next prime is 1011453671. The reversal of 1011453663 is 3663541101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1011453663 - 2² = 1011453659 is a prime.

It is a super-2 number, since 2×1011453663² = 2046077024792235138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1011453663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011453673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15325023 + ... + 15325088.

It is an arithmetic number, because the mean of its divisors is an integer number (183900672).

Almost surely, 2^1011453663 is an apocalyptic number.

1011453663 is a deficient number, since it is larger than the sum of its proper divisors (459751713).

1011453663 is a wasteful number, since it uses less digits than its factorization.

1011453663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30650125.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1011453663 is about 31803.3593036962. The cubic root of 1011453663 is about 1003.8034034490.

Adding to 1011453663 its reverse (3663541101), we get a palindrome (4674994764).

The spelling of 1011453663 in words is "one billion, eleven million, four hundred fifty-three thousand, six hundred sixty-three".