157051039 has 2 divisors, whose sum is σ = 157051040. Its totient is φ = 157051038.

The previous prime is 157051019. The next prime is 157051057. The reversal of 157051039 is 930150751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157051039 - 2⁷ = 157050911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 157051039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157051009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78525519 + 78525520.

It is an arithmetic number, because the mean of its divisors is an integer number (78525520).

Almost surely, 2^157051039 is an apocalyptic number.

157051039 is a deficient number, since it is larger than the sum of its proper divisors (1).

157051039 is an equidigital number, since it uses as much as digits as its factorization.

157051039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4725, while the sum is 31.

The square root of 157051039 is about 12532.0005984679. Note that the first 3 decimals coincide. The cubic root of 157051039 is about 539.5275233952.

The spelling of 157051039 in words is "one hundred fifty-seven million, fifty-one thousand, thirty-nine".