485678537 has 2 divisors, whose sum is σ = 485678538. Its totient is φ = 485678536.

The previous prime is 485678527. The next prime is 485678597. The reversal of 485678537 is 735876584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 460917961 + 24760576 = 21469^2 + 4976^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-485678537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (485678527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242839268 + 242839269.

It is an arithmetic number, because the mean of its divisors is an integer number (242839269).

Almost surely, 2^485678537 is an apocalyptic number.

It is an amenable number.

485678537 is a deficient number, since it is larger than the sum of its proper divisors (1).

485678537 is an equidigital number, since it uses as much as digits as its factorization.

485678537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5644800, while the sum is 53.

The square root of 485678537 is about 22038.1155501100. The cubic root of 485678537 is about 786.0490320057.

The spelling of 485678537 in words is "four hundred eighty-five million, six hundred seventy-eight thousand, five hundred thirty-seven".