157373501 has 2 divisors, whose sum is σ = 157373502. Its totient is φ = 157373500.

The previous prime is 157373443. The next prime is 157373509. The reversal of 157373501 is 105373751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124322500 + 33051001 = 11150^2 + 5749^2 .

It is a cyclic number.

It is not a de Polignac number, because 157373501 - 2¹⁰ = 157372477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157373509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78686750 + 78686751.

It is an arithmetic number, because the mean of its divisors is an integer number (78686751).

Almost surely, 2^157373501 is an apocalyptic number.

It is an amenable number.

157373501 is a deficient number, since it is larger than the sum of its proper divisors (1).

157373501 is an equidigital number, since it uses as much as digits as its factorization.

157373501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11025, while the sum is 32.

The square root of 157373501 is about 12544.8595448494. The cubic root of 157373501 is about 539.8965291004.

The spelling of 157373501 in words is "one hundred fifty-seven million, three hundred seventy-three thousand, five hundred one".