534487665137 has 2 divisors, whose sum is σ = 534487665138. Its totient is φ = 534487665136.

The previous prime is 534487665121. The next prime is 534487665163. The reversal of 534487665137 is 731566784435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 522441285601 + 12046379536 = 722801^2 + 109756^2 .

It is a cyclic number.

It is not a de Polignac number, because 534487665137 - 2⁴ = 534487665121 is a prime.

It is not a weakly prime, because it can be changed into another prime (534487665167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267243832568 + 267243832569.

It is an arithmetic number, because the mean of its divisors is an integer number (267243832569).

Almost surely, 2^534487665137 is an apocalyptic number.

It is an amenable number.

534487665137 is a deficient number, since it is larger than the sum of its proper divisors (1).

534487665137 is an equidigital number, since it uses as much as digits as its factorization.

534487665137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50803200, while the sum is 59.

The spelling of 534487665137 in words is "five hundred thirty-four billion, four hundred eighty-seven million, six hundred sixty-five thousand, one hundred thirty-seven".