156400941 has 4 divisors (see below), whose sum is σ = 208534592. Its totient is φ = 104267292.

The previous prime is 156400931. The next prime is 156400997. The reversal of 156400941 is 149004651.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 156400941 - 2⁶ = 156400877 is a prime.

It is a super-2 number, since 2×156400941² = 48922508691370962, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 156400899 and 156400908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156400931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26066821 + ... + 26066826.

It is an arithmetic number, because the mean of its divisors is an integer number (52133648).

Almost surely, 2^156400941 is an apocalyptic number.

It is an amenable number.

156400941 is a deficient number, since it is larger than the sum of its proper divisors (52133651).

156400941 is an equidigital number, since it uses as much as digits as its factorization.

156400941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52133650.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 156400941 is about 12506.0361825800. The cubic root of 156400941 is about 538.7820527044.

The spelling of 156400941 in words is "one hundred fifty-six million, four hundred thousand, nine hundred forty-one".