115506953 has 4 divisors (see below), whose sum is σ = 115528980. Its totient is φ = 115484928.

The previous prime is 115506949. The next prime is 115507003. The reversal of 115506953 is 359605511.

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 35081929 + 80425024 = 5923^2 + 8968^2 .

It is a cyclic number.

It is not a de Polignac number, because 115506953 - 2² = 115506949 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115566953) 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, 1901 + ... + 15317.

It is an arithmetic number, because the mean of its divisors is an integer number (28882245).

Almost surely, 2^115506953 is an apocalyptic number.

It is an amenable number.

115506953 is a deficient number, since it is larger than the sum of its proper divisors (22027).

115506953 is an equidigital number, since it uses as much as digits as its factorization.

115506953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22026.

The product of its (nonzero) digits is 20250, while the sum is 35.

The square root of 115506953 is about 10747.4161080699. The cubic root of 115506953 is about 487.0079407622.

The spelling of 115506953 in words is "one hundred fifteen million, five hundred six thousand, nine hundred fifty-three".