157625579 has 2 divisors, whose sum is σ = 157625580. Its totient is φ = 157625578.

The previous prime is 157625563. The next prime is 157625591. The reversal of 157625579 is 975526751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157625579 - 2⁴ = 157625563 is a prime.

It is not a weakly prime, because it can be changed into another prime (157625879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78812789 + 78812790.

It is an arithmetic number, because the mean of its divisors is an integer number (78812790).

Almost surely, 2^157625579 is an apocalyptic number.

157625579 is a deficient number, since it is larger than the sum of its proper divisors (1).

157625579 is an equidigital number, since it uses as much as digits as its factorization.

157625579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 661500, while the sum is 47.

The square root of 157625579 is about 12554.9025882322. The cubic root of 157625579 is about 540.1846407914.

The spelling of 157625579 in words is "one hundred fifty-seven million, six hundred twenty-five thousand, five hundred seventy-nine".