115192851 has 4 divisors (see below), whose sum is σ = 153590472. Its totient is φ = 76795232.

The previous prime is 115192837. The next prime is 115192853. The reversal of 115192851 is 158291511.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 115192851 - 2¹⁹ = 114668563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115192853) 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, 19198806 + ... + 19198811.

It is an arithmetic number, because the mean of its divisors is an integer number (38397618).

Almost surely, 2^115192851 is an apocalyptic number.

115192851 is a deficient number, since it is larger than the sum of its proper divisors (38397621).

115192851 is an equidigital number, since it uses as much as digits as its factorization.

115192851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38397620.

The product of its digits is 3600, while the sum is 33.

The square root of 115192851 is about 10732.7932524576. The cubic root of 115192851 is about 486.5660942381.

The spelling of 115192851 in words is "one hundred fifteen million, one hundred ninety-two thousand, eight hundred fifty-one".