157374629 has 2 divisors, whose sum is σ = 157374630. Its totient is φ = 157374628.

The previous prime is 157374601. The next prime is 157374667. The reversal of 157374629 is 926473751.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156925729 + 448900 = 12527^2 + 670^2 .

It is a cyclic number.

It is not a de Polignac number, because 157374629 - 2¹² = 157370533 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 157374629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157371629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78687314 + 78687315.

It is an arithmetic number, because the mean of its divisors is an integer number (78687315).

Almost surely, 2^157374629 is an apocalyptic number.

It is an amenable number.

157374629 is a deficient number, since it is larger than the sum of its proper divisors (1).

157374629 is an equidigital number, since it uses as much as digits as its factorization.

157374629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 157374629 is about 12544.9045034229. The cubic root of 157374629 is about 539.8978190292.

The spelling of 157374629 in words is "one hundred fifty-seven million, three hundred seventy-four thousand, six hundred twenty-nine".