156122413 has 8 divisors (see below), whose sum is σ = 163473408. Its totient is φ = 148818384.

The previous prime is 156122401. The next prime is 156122453. The reversal of 156122413 is 314221651.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 156122413 - 2⁵ = 156122381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156122453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4845 + ... + 18322.

It is an arithmetic number, because the mean of its divisors is an integer number (20434176).

Almost surely, 2^156122413 is an apocalyptic number.

It is an amenable number.

156122413 is a deficient number, since it is larger than the sum of its proper divisors (7350995).

156122413 is a wasteful number, since it uses less digits than its factorization.

156122413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23483.

The product of its digits is 1440, while the sum is 25.

The square root of 156122413 is about 12494.8954777541. The cubic root of 156122413 is about 538.4620310623.

The spelling of 156122413 in words is "one hundred fifty-six million, one hundred twenty-two thousand, four hundred thirteen".