156240941 has 2 divisors, whose sum is σ = 156240942. Its totient is φ = 156240940.

The previous prime is 156240913. The next prime is 156241003. The reversal of 156240941 is 149042651.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85192900 + 71048041 = 9230^2 + 8429^2 .

It is a cyclic number.

It is not a de Polignac number, because 156240941 - 2¹⁴ = 156224557 is a prime.

It is a super-2 number, since 2×156240941² = 48822463289130962, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 156240898 and 156240907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (156240911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78120470 + 78120471.

It is an arithmetic number, because the mean of its divisors is an integer number (78120471).

Almost surely, 2^156240941 is an apocalyptic number.

It is an amenable number.

156240941 is a deficient number, since it is larger than the sum of its proper divisors (1).

156240941 is an equidigital number, since it uses as much as digits as its factorization.

156240941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 156240941 is about 12499.6376347477. The cubic root of 156240941 is about 538.5982632274.

The spelling of 156240941 in words is "one hundred fifty-six million, two hundred forty thousand, nine hundred forty-one".