156013401 has 8 divisors (see below), whose sum is σ = 208085760. Its totient is φ = 103974992.

The previous prime is 156013391. The next prime is 156013411. The reversal of 156013401 is 104310651.

It is an interprime number because it is at equal distance from previous prime (156013391) and next prime (156013411).

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 156013401 - 2²² = 151819097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (156013411) 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 7 ways as a sum of consecutive naturals, for example, 5560 + ... + 18518.

It is an arithmetic number, because the mean of its divisors is an integer number (26010720).

Almost surely, 2^156013401 is an apocalyptic number.

It is an amenable number.

156013401 is a deficient number, since it is larger than the sum of its proper divisors (52072359).

156013401 is a wasteful number, since it uses less digits than its factorization.

156013401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16975.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 156013401 is about 12490.5324546234. The cubic root of 156013401 is about 538.3366753896.

The spelling of 156013401 in words is "one hundred fifty-six million, thirteen thousand, four hundred one".