1252500252515 has 4 divisors (see below), whose sum is σ = 1503000303024. Its totient is φ = 1002000202008.

The previous prime is 1252500252511. The next prime is 1252500252617. The reversal of 1252500252515 is 5152520052521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1252500252515 - 2² = 1252500252511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1252500252511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125250025247 + ... + 125250025256.

It is an arithmetic number, because the mean of its divisors is an integer number (375750075756).

Almost surely, 2^{1252500252515} is an apocalyptic number.

1252500252515 is a deficient number, since it is larger than the sum of its proper divisors (250500050509).

1252500252515 is an equidigital number, since it uses as much as digits as its factorization.

1252500252515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250500050508.

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 1252500252515 in words is "one trillion, two hundred fifty-two billion, five hundred million, two hundred fifty-two thousand, five hundred fifteen".