158125757 has 2 divisors, whose sum is σ = 158125758. Its totient is φ = 158125756.

The previous prime is 158125673. The next prime is 158125769. The reversal of 158125757 is 757521851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85858756 + 72267001 = 9266^2 + 8501^2 .

It is a cyclic number.

It is not a de Polignac number, because 158125757 - 2²⁰ = 157077181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158127757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79062878 + 79062879.

It is an arithmetic number, because the mean of its divisors is an integer number (79062879).

Almost surely, 2^158125757 is an apocalyptic number.

It is an amenable number.

158125757 is a deficient number, since it is larger than the sum of its proper divisors (1).

158125757 is an equidigital number, since it uses as much as digits as its factorization.

158125757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98000, while the sum is 41.

The square root of 158125757 is about 12574.8064398622. The cubic root of 158125757 is about 540.7554093813.

The spelling of 158125757 in words is "one hundred fifty-eight million, one hundred twenty-five thousand, seven hundred fifty-seven".