157057435 has 4 divisors (see below), whose sum is σ = 188468928. Its totient is φ = 125645944.

The previous prime is 157057427. The next prime is 157057487. The reversal of 157057435 is 534750751.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 157057435 - 2³ = 157057427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 157057394 and 157057403.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 15705739 + ... + 15705748.

It is an arithmetic number, because the mean of its divisors is an integer number (47117232).

Almost surely, 2^157057435 is an apocalyptic number.

157057435 is a deficient number, since it is larger than the sum of its proper divisors (31411493).

157057435 is an equidigital number, since it uses as much as digits as its factorization.

157057435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31411492.

The product of its (nonzero) digits is 73500, while the sum is 37.

The square root of 157057435 is about 12532.2557825796. The cubic root of 157057435 is about 539.5348474924.

The spelling of 157057435 in words is "one hundred fifty-seven million, fifty-seven thousand, four hundred thirty-five".