32121048137 has 2 divisors, whose sum is σ = 32121048138. Its totient is φ = 32121048136.

The previous prime is 32121048109. The next prime is 32121048151. The reversal of 32121048137 is 73184012123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32102247241 + 18800896 = 179171^2 + 4336^2 .

It is a cyclic number.

It is not a de Polignac number, because 32121048137 - 2²⁴ = 32104270921 is a prime.

It is not a weakly prime, because it can be changed into another prime (32121048187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060524068 + 16060524069.

It is an arithmetic number, because the mean of its divisors is an integer number (16060524069).

Almost surely, 2^32121048137 is an apocalyptic number.

It is an amenable number.

32121048137 is a deficient number, since it is larger than the sum of its proper divisors (1).

32121048137 is an equidigital number, since it uses as much as digits as its factorization.

32121048137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 32121048137 in words is "thirty-two billion, one hundred twenty-one million, forty-eight thousand, one hundred thirty-seven".