115511053 has 16 divisors (see below), whose sum is σ = 137825280. Its totient is φ = 94723200.

The previous prime is 115511047. The next prime is 115511057. The reversal of 115511053 is 350115511.

It is a cyclic number.

It is not a de Polignac number, because 115511053 - 2⁹ = 115510541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115511057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16323 + ... + 22303.

It is an arithmetic number, because the mean of its divisors is an integer number (8614080).

Almost surely, 2^115511053 is an apocalyptic number.

It is an amenable number.

115511053 is a deficient number, since it is larger than the sum of its proper divisors (22314227).

115511053 is an equidigital number, since it uses as much as digits as its factorization.

115511053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6108.

The product of its (nonzero) digits is 375, while the sum is 22.

The square root of 115511053 is about 10747.6068498992. The cubic root of 115511053 is about 487.0137029230.

Adding to 115511053 its reverse (350115511), we get a palindrome (465626564).

The spelling of 115511053 in words is "one hundred fifteen million, five hundred eleven thousand, fifty-three".