157435417 has 2 divisors, whose sum is σ = 157435418. Its totient is φ = 157435416.

The previous prime is 157435339. The next prime is 157435457. The reversal of 157435417 is 714534751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154281241 + 3154176 = 12421^2 + 1776^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157435417 is a prime.

It is not a weakly prime, because it can be changed into another prime (157435457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78717708 + 78717709.

It is an arithmetic number, because the mean of its divisors is an integer number (78717709).

Almost surely, 2^157435417 is an apocalyptic number.

It is an amenable number.

157435417 is a deficient number, since it is larger than the sum of its proper divisors (1).

157435417 is an equidigital number, since it uses as much as digits as its factorization.

157435417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58800, while the sum is 37.

The square root of 157435417 is about 12547.3270858777. The cubic root of 157435417 is about 539.9673242688.

The spelling of 157435417 in words is "one hundred fifty-seven million, four hundred thirty-five thousand, four hundred seventeen".