115140332542 has 8 divisors (see below), whose sum is σ = 175288267656. Its totient is φ = 56710909992.

The previous prime is 115140332533. The next prime is 115140332551. The reversal of 115140332542 is 245233041511.

It is an interprime number because it is at equal distance from previous prime (115140332533) and next prime (115140332551).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429627973 + ... + 429628240.

It is an arithmetic number, because the mean of its divisors is an integer number (21911033457).

Almost surely, 2^115140332542 is an apocalyptic number.

115140332542 is a deficient number, since it is larger than the sum of its proper divisors (60147935114).

115140332542 is an equidigital number, since it uses as much as digits as its factorization.

115140332542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859256282.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 115140332542 in words is "one hundred fifteen billion, one hundred forty million, three hundred thirty-two thousand, five hundred forty-two".