115412523 has 4 divisors (see below), whose sum is σ = 153883368. Its totient is φ = 76941680.

The previous prime is 115412513. The next prime is 115412533. The reversal of 115412523 is 325214511.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (115412513) and next prime (115412533).

It is a cyclic number.

It is not a de Polignac number, because 115412523 - 2¹⁸ = 115150379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115412493 and 115412502.

It is not an unprimeable number, because it can be changed into a prime (115412503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19235418 + ... + 19235423.

It is an arithmetic number, because the mean of its divisors is an integer number (38470842).

Almost surely, 2^115412523 is an apocalyptic number.

115412523 is a deficient number, since it is larger than the sum of its proper divisors (38470845).

115412523 is an equidigital number, since it uses as much as digits as its factorization.

115412523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38470844.

The product of its digits is 1200, while the sum is 24.

The square root of 115412523 is about 10743.0220608542. The cubic root of 115412523 is about 486.8751906072.

The spelling of 115412523 in words is "one hundred fifteen million, four hundred twelve thousand, five hundred twenty-three".