812482537 has 2 divisors, whose sum is σ = 812482538. Its totient is φ = 812482536.

The previous prime is 812482523. The next prime is 812482591. The reversal of 812482537 is 735284218.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 767068416 + 45414121 = 27696^2 + 6739^2 .

It is a cyclic number.

It is not a de Polignac number, because 812482537 - 2⁷ = 812482409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 812482537.

It is not a weakly prime, because it can be changed into another prime (812482507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406241268 + 406241269.

It is an arithmetic number, because the mean of its divisors is an integer number (406241269).

Almost surely, 2^812482537 is an apocalyptic number.

It is an amenable number.

812482537 is a deficient number, since it is larger than the sum of its proper divisors (1).

812482537 is an equidigital number, since it uses as much as digits as its factorization.

812482537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 107520, while the sum is 40.

The square root of 812482537 is about 28504.0793045487. The cubic root of 812482537 is about 933.1211039418.

The spelling of 812482537 in words is "eight hundred twelve million, four hundred eighty-two thousand, five hundred thirty-seven".