156042135 has 24 divisors (see below), whose sum is σ = 277786080. Its totient is φ = 80972352.

The previous prime is 156042113. The next prime is 156042137. The reversal of 156042135 is 531240651.

156042135 is a `hidden beast` number, since 1 + 5 + 604 + 21 + 35 = 666.

It is not a de Polignac number, because 156042135 - 2²² = 151847831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 156042099 and 156042108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156042137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45195 + ... + 48524.

It is an arithmetic number, because the mean of its divisors is an integer number (11574420).

Almost surely, 2^156042135 is an apocalyptic number.

156042135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

156042135 is a deficient number, since it is larger than the sum of its proper divisors (121743945).

156042135 is a wasteful number, since it uses less digits than its factorization.

156042135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93767 (or 93764 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 156042135 is about 12491.6826328562. The cubic root of 156042135 is about 538.3697230133.

Adding to 156042135 its reverse (531240651), we get a palindrome (687282786).

The spelling of 156042135 in words is "one hundred fifty-six million, forty-two thousand, one hundred thirty-five".