63122539 has 2 divisors, whose sum is σ = 63122540. Its totient is φ = 63122538.

The previous prime is 63122533. The next prime is 63122567. The reversal of 63122539 is 93522136.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63122539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63122539.

It is not a weakly prime, because it can be changed into another prime (63122533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31561269 + 31561270.

It is an arithmetic number, because the mean of its divisors is an integer number (31561270).

Almost surely, 2^63122539 is an apocalyptic number.

63122539 is a deficient number, since it is larger than the sum of its proper divisors (1).

63122539 is an equidigital number, since it uses as much as digits as its factorization.

63122539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 31.

The square root of 63122539 is about 7944.9694146674. The cubic root of 63122539 is about 398.1635376687.

The spelling of 63122539 in words is "sixty-three million, one hundred twenty-two thousand, five hundred thirty-nine".