157163647 has 2 divisors, whose sum is σ = 157163648. Its totient is φ = 157163646.

The previous prime is 157163641. The next prime is 157163653. The reversal of 157163647 is 746361751.

It is a balanced prime because it is at equal distance from previous prime (157163641) and next prime (157163653).

It is a cyclic number.

It is not a de Polignac number, because 157163647 - 2³ = 157163639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157163641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78581823 + 78581824.

It is an arithmetic number, because the mean of its divisors is an integer number (78581824).

Almost surely, 2^157163647 is an apocalyptic number.

157163647 is a deficient number, since it is larger than the sum of its proper divisors (1).

157163647 is an equidigital number, since it uses as much as digits as its factorization.

157163647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 40.

The square root of 157163647 is about 12536.4926115720. The cubic root of 157163647 is about 539.6564424200.

The spelling of 157163647 in words is "one hundred fifty-seven million, one hundred sixty-three thousand, six hundred forty-seven".