1255250005315 has 4 divisors (see below), whose sum is σ = 1506300006384. Its totient is φ = 1004200004248.

The previous prime is 1255250005271. The next prime is 1255250005337. The reversal of 1255250005315 is 5135000525521.

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 1255250005315 - 2⁷ = 1255250005187 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125525000527 + ... + 125525000536.

It is an arithmetic number, because the mean of its divisors is an integer number (376575001596).

Almost surely, 2^{1255250005315} is an apocalyptic number.

1255250005315 is a deficient number, since it is larger than the sum of its proper divisors (251050001069).

1255250005315 is an equidigital number, since it uses as much as digits as its factorization.

1255250005315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251050001068.

The product of its (nonzero) digits is 37500, while the sum is 34.

The spelling of 1255250005315 in words is "one trillion, two hundred fifty-five billion, two hundred fifty million, five thousand, three hundred fifteen".