32112840157 has 2 divisors, whose sum is σ = 32112840158. Its totient is φ = 32112840156.

The previous prime is 32112840127. The next prime is 32112840173. The reversal of 32112840157 is 75104821123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19516369401 + 12596470756 = 139701^2 + 112234^2 .

It is an emirp because it is prime and its reverse (75104821123) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32112840157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32112840127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16056420078 + 16056420079.

It is an arithmetic number, because the mean of its divisors is an integer number (16056420079).

Almost surely, 2^32112840157 is an apocalyptic number.

It is an amenable number.

32112840157 is a deficient number, since it is larger than the sum of its proper divisors (1).

32112840157 is an equidigital number, since it uses as much as digits as its factorization.

32112840157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 34.

The spelling of 32112840157 in words is "thirty-two billion, one hundred twelve million, eight hundred forty thousand, one hundred fifty-seven".