1252503523939 has 2 divisors, whose sum is σ = 1252503523940. Its totient is φ = 1252503523938.

The previous prime is 1252503523927. The next prime is 1252503524017. The reversal of 1252503523939 is 9393253052521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1252503523939 - 2³⁷ = 1115064570467 is a prime.

It is a super-2 number, since 2×1252503523939² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1252503523892 and 1252503523901.

It is not a weakly prime, because it can be changed into another prime (1252503523039) 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, 626251761969 + 626251761970.

It is an arithmetic number, because the mean of its divisors is an integer number (626251761970).

Almost surely, 2^{1252503523939} is an apocalyptic number.

1252503523939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252503523939 is an equidigital number, since it uses as much as digits as its factorization.

1252503523939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2187000, while the sum is 49.

The spelling of 1252503523939 in words is "one trillion, two hundred fifty-two billion, five hundred three million, five hundred twenty-three thousand, nine hundred thirty-nine".