156506061 has 16 divisors (see below), whose sum is σ = 214639488. Its totient is φ = 101376000.

The previous prime is 156506039. The next prime is 156506089. The reversal of 156506061 is 160605651.

156506061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 156506061 - 2⁷ = 156505933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156506261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29136 + ... + 34086.

It is an arithmetic number, because the mean of its divisors is an integer number (13414968).

Almost surely, 2^156506061 is an apocalyptic number.

It is an amenable number.

156506061 is a deficient number, since it is larger than the sum of its proper divisors (58133427).

156506061 is a wasteful number, since it uses less digits than its factorization.

156506061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5252.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 156506061 is about 12510.2382471318. The cubic root of 156506061 is about 538.9027341719.

The spelling of 156506061 in words is "one hundred fifty-six million, five hundred six thousand, sixty-one".