157349053 has 2 divisors, whose sum is σ = 157349054. Its totient is φ = 157349052.

The previous prime is 157349033. The next prime is 157349069. The reversal of 157349053 is 350943751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89813529 + 67535524 = 9477^2 + 8218^2 .

It is an emirp because it is prime and its reverse (350943751) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157349053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157349033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78674526 + 78674527.

It is an arithmetic number, because the mean of its divisors is an integer number (78674527).

Almost surely, 2^157349053 is an apocalyptic number.

It is an amenable number.

157349053 is a deficient number, since it is larger than the sum of its proper divisors (1).

157349053 is an equidigital number, since it uses as much as digits as its factorization.

157349053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 157349053 is about 12543.8850839762. The cubic root of 157349053 is about 539.8685699801.

The spelling of 157349053 in words is "one hundred fifty-seven million, three hundred forty-nine thousand, fifty-three".