156156042 has 24 divisors (see below), whose sum is σ = 363302496. Its totient is φ = 44615928.

The previous prime is 156156031. The next prime is 156156053. The reversal of 156156042 is 240651651.

It is an interprime number because it is at equal distance from previous prime (156156031) and next prime (156156053).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265278 + ... + 265865.

It is an arithmetic number, because the mean of its divisors is an integer number (15137604).

Almost surely, 2^156156042 is an apocalyptic number.

156156042 is an abundant number, since it is smaller than the sum of its proper divisors (207146454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156156042 is a wasteful number, since it uses less digits than its factorization.

156156042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531162 (or 531155 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 156156042 is about 12496.2411148313. The cubic root of 156156042 is about 538.5006901276.

The spelling of 156156042 in words is "one hundred fifty-six million, one hundred fifty-six thousand, forty-two".