157025503 has 2 divisors, whose sum is σ = 157025504. Its totient is φ = 157025502.

The previous prime is 157025497. The next prime is 157025507. The reversal of 157025503 is 305520751.

157025503 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 not a de Polignac number, because 157025503 - 2²¹ = 154928351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157025507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78512751 + 78512752.

It is an arithmetic number, because the mean of its divisors is an integer number (78512752).

Almost surely, 2^157025503 is an apocalyptic number.

157025503 is a deficient number, since it is larger than the sum of its proper divisors (1).

157025503 is an equidigital number, since it uses as much as digits as its factorization.

157025503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 157025503 is about 12530.9817253079. The cubic root of 157025503 is about 539.4982799898.

The spelling of 157025503 in words is "one hundred fifty-seven million, twenty-five thousand, five hundred three".