1252313131425 has 12 divisors (see below), whose sum is σ = 2070491044080. Its totient is φ = 667900336720.

The previous prime is 1252313131409. The next prime is 1252313131501. The reversal of 1252313131425 is 5241313132521.

It is a happy number.

It is not a de Polignac number, because 1252313131425 - 2⁴ = 1252313131409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8348754135 + ... + 8348754284.

It is an arithmetic number, because the mean of its divisors is an integer number (172540920340).

Almost surely, 2^{1252313131425} is an apocalyptic number.

1252313131425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1252313131425 is a deficient number, since it is larger than the sum of its proper divisors (818177912655).

1252313131425 is a wasteful number, since it uses less digits than its factorization.

1252313131425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16697508432 (or 16697508427 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

Adding to 1252313131425 its reverse (5241313132521), we get a palindrome (6493626263946).

The spelling of 1252313131425 in words is "one trillion, two hundred fifty-two billion, three hundred thirteen million, one hundred thirty-one thousand, four hundred twenty-five".