157262057 has 2 divisors, whose sum is σ = 157262058. Its totient is φ = 157262056.

The previous prime is 157262029. The next prime is 157262111. The reversal of 157262057 is 750262751.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85673536 + 71588521 = 9256^2 + 8461^2 .

It is a cyclic number.

It is not a de Polignac number, because 157262057 - 2²² = 153067753 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (157262557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78631028 + 78631029.

It is an arithmetic number, because the mean of its divisors is an integer number (78631029).

Almost surely, 2^157262057 is an apocalyptic number.

It is an amenable number.

157262057 is a deficient number, since it is larger than the sum of its proper divisors (1).

157262057 is an equidigital number, since it uses as much as digits as its factorization.

157262057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 157262057 is about 12540.4169388422. The cubic root of 157262057 is about 539.7690564812.

The spelling of 157262057 in words is "one hundred fifty-seven million, two hundred sixty-two thousand, fifty-seven".