157752799 has 2 divisors, whose sum is σ = 157752800. Its totient is φ = 157752798.

The previous prime is 157752787. The next prime is 157752863. The reversal of 157752799 is 997257751.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157752799 - 2⁷ = 157752671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157752739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78876399 + 78876400.

It is an arithmetic number, because the mean of its divisors is an integer number (78876400).

Almost surely, 2^157752799 is an apocalyptic number.

157752799 is a deficient number, since it is larger than the sum of its proper divisors (1).

157752799 is an equidigital number, since it uses as much as digits as its factorization.

157752799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1389150, while the sum is 52.

The square root of 157752799 is about 12559.9681130168. The cubic root of 157752799 is about 540.3299298366.

The spelling of 157752799 in words is "one hundred fifty-seven million, seven hundred fifty-two thousand, seven hundred ninety-nine".