157331411 has 2 divisors, whose sum is σ = 157331412. Its totient is φ = 157331410.

The previous prime is 157331407. The next prime is 157331429. The reversal of 157331411 is 114133751.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157331411 - 2² = 157331407 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (157331491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78665705 + 78665706.

It is an arithmetic number, because the mean of its divisors is an integer number (78665706).

Almost surely, 2^157331411 is an apocalyptic number.

157331411 is a deficient number, since it is larger than the sum of its proper divisors (1).

157331411 is an equidigital number, since it uses as much as digits as its factorization.

157331411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 26.

The square root of 157331411 is about 12543.1818531025. The cubic root of 157331411 is about 539.8483925104.

The spelling of 157331411 in words is "one hundred fifty-seven million, three hundred thirty-one thousand, four hundred eleven".