156380542 has 8 divisors (see below), whose sum is σ = 244769616. Its totient is φ = 74790672.

The previous prime is 156380449. The next prime is 156380563. The reversal of 156380542 is 245083651.

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

It is a junction number, because it is equal to n+sod(n) for n = 156380498 and 156380507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1699743 + ... + 1699834.

It is an arithmetic number, because the mean of its divisors is an integer number (30596202).

Almost surely, 2^156380542 is an apocalyptic number.

156380542 is a deficient number, since it is larger than the sum of its proper divisors (88389074).

156380542 is a wasteful number, since it uses less digits than its factorization.

156380542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3399602.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 156380542 is about 12505.2205898177. The cubic root of 156380542 is about 538.7586276685.

The spelling of 156380542 in words is "one hundred fifty-six million, three hundred eighty thousand, five hundred forty-two".