157732871 has 2 divisors, whose sum is σ = 157732872. Its totient is φ = 157732870.

The previous prime is 157732853. The next prime is 157732877. The reversal of 157732871 is 178237751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157732871 - 2¹⁴ = 157716487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157732877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78866435 + 78866436.

It is an arithmetic number, because the mean of its divisors is an integer number (78866436).

Almost surely, 2^157732871 is an apocalyptic number.

157732871 is a deficient number, since it is larger than the sum of its proper divisors (1).

157732871 is an equidigital number, since it uses as much as digits as its factorization.

157732871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82320, while the sum is 41.

The square root of 157732871 is about 12559.1747738456. The cubic root of 157732871 is about 540.3071766254.

The spelling of 157732871 in words is "one hundred fifty-seven million, seven hundred thirty-two thousand, eight hundred seventy-one".