157004039 has 2 divisors, whose sum is σ = 157004040. Its totient is φ = 157004038.

The previous prime is 157004009. The next prime is 157004063. The reversal of 157004039 is 930400751.

157004039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157004039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157004009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78502019 + 78502020.

It is an arithmetic number, because the mean of its divisors is an integer number (78502020).

Almost surely, 2^157004039 is an apocalyptic number.

157004039 is a deficient number, since it is larger than the sum of its proper divisors (1).

157004039 is an equidigital number, since it uses as much as digits as its factorization.

157004039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 157004039 is about 12530.1252587514. The cubic root of 157004039 is about 539.4736973190.

The spelling of 157004039 in words is "one hundred fifty-seven million, four thousand, thirty-nine".