157070233 has 2 divisors, whose sum is σ = 157070234. Its totient is φ = 157070232.

The previous prime is 157070227. The next prime is 157070237. The reversal of 157070233 is 332070751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127509264 + 29560969 = 11292^2 + 5437^2 .

It is a cyclic number.

It is not a de Polignac number, because 157070233 - 2⁵ = 157070201 is a prime.

It is not a weakly prime, because it can be changed into another prime (157070237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78535116 + 78535117.

It is an arithmetic number, because the mean of its divisors is an integer number (78535117).

Almost surely, 2^157070233 is an apocalyptic number.

It is an amenable number.

157070233 is a deficient number, since it is larger than the sum of its proper divisors (1).

157070233 is an equidigital number, since it uses as much as digits as its factorization.

157070233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 157070233 is about 12532.7663745879. The cubic root of 157070233 is about 539.5495019603.

The spelling of 157070233 in words is "one hundred fifty-seven million, seventy thousand, two hundred thirty-three".