12732874837 has 2 divisors, whose sum is σ = 12732874838. Its totient is φ = 12732874836.

The previous prime is 12732874793. The next prime is 12732874883. The reversal of 12732874837 is 73847823721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9737939761 + 2994935076 = 98681^2 + 54726^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12732874837 is a prime.

It is a super-2 number, since 2×12732874837² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12732874537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6366437418 + 6366437419.

It is an arithmetic number, because the mean of its divisors is an integer number (6366437419).

Almost surely, 2^12732874837 is an apocalyptic number.

It is an amenable number.

12732874837 is a deficient number, since it is larger than the sum of its proper divisors (1).

12732874837 is an equidigital number, since it uses as much as digits as its factorization.

12732874837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3161088, while the sum is 52.

The spelling of 12732874837 in words is "twelve billion, seven hundred thirty-two million, eight hundred seventy-four thousand, eight hundred thirty-seven".