487136537 has 2 divisors, whose sum is σ = 487136538. Its totient is φ = 487136536.

The previous prime is 487136483. The next prime is 487136557. The reversal of 487136537 is 735631784.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 411724681 + 75411856 = 20291^2 + 8684^2 .

It is a cyclic number.

It is not a de Polignac number, because 487136537 - 2²² = 482942233 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (487136557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243568268 + 243568269.

It is an arithmetic number, because the mean of its divisors is an integer number (243568269).

Almost surely, 2^487136537 is an apocalyptic number.

It is an amenable number.

487136537 is a deficient number, since it is larger than the sum of its proper divisors (1).

487136537 is an equidigital number, since it uses as much as digits as its factorization.

487136537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 44.

The square root of 487136537 is about 22071.1698149418. The cubic root of 487136537 is about 786.8348155313.

The spelling of 487136537 in words is "four hundred eighty-seven million, one hundred thirty-six thousand, five hundred thirty-seven".