156249134 has 4 divisors (see below), whose sum is σ = 234373704. Its totient is φ = 78124566.

The previous prime is 156249109. The next prime is 156249161. The reversal of 156249134 is 431942651.

156249134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 156249094 and 156249103.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 39062282 + ... + 39062285.

It is an arithmetic number, because the mean of its divisors is an integer number (58593426).

Almost surely, 2^156249134 is an apocalyptic number.

156249134 is a deficient number, since it is larger than the sum of its proper divisors (78124570).

156249134 is an equidigital number, since it uses as much as digits as its factorization.

156249134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78124569.

The product of its digits is 25920, while the sum is 35.

The square root of 156249134 is about 12499.9653599520. The cubic root of 156249134 is about 538.6076774446.

The spelling of 156249134 in words is "one hundred fifty-six million, two hundred forty-nine thousand, one hundred thirty-four".