539673137 has 2 divisors, whose sum is σ = 539673138. Its totient is φ = 539673136.

The previous prime is 539673103. The next prime is 539673179. The reversal of 539673137 is 731376935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311028496 + 228644641 = 17636^2 + 15121^2 .

It is a cyclic number.

It is not a de Polignac number, because 539673137 - 2²² = 535478833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (539673737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269836568 + 269836569.

It is an arithmetic number, because the mean of its divisors is an integer number (269836569).

Almost surely, 2^539673137 is an apocalyptic number.

It is an amenable number.

539673137 is a deficient number, since it is larger than the sum of its proper divisors (1).

539673137 is an equidigital number, since it uses as much as digits as its factorization.

539673137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 357210, while the sum is 44.

The square root of 539673137 is about 23230.8660406796. The cubic root of 539673137 is about 814.1609476151.

The spelling of 539673137 in words is "five hundred thirty-nine million, six hundred seventy-three thousand, one hundred thirty-seven".