115252447 has 4 divisors (see below), whose sum is σ = 118367416. Its totient is φ = 112137480.

The previous prime is 115252439. The next prime is 115252457. The reversal of 115252447 is 744252511.

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 115252447 - 2³ = 115252439 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 (115252457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1557429 + ... + 1557502.

It is an arithmetic number, because the mean of its divisors is an integer number (29591854).

Almost surely, 2^115252447 is an apocalyptic number.

115252447 is a deficient number, since it is larger than the sum of its proper divisors (3114969).

115252447 is an equidigital number, since it uses as much as digits as its factorization.

115252447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3114968.

The product of its digits is 11200, while the sum is 31.

The square root of 115252447 is about 10735.5692443391. The cubic root of 115252447 is about 486.6499894725.

The spelling of 115252447 in words is "one hundred fifteen million, two hundred fifty-two thousand, four hundred forty-seven".