1252256314535 has 8 divisors (see below), whose sum is σ = 1551182015616. Its totient is φ = 969488759520.

The previous prime is 1252256314493. The next prime is 1252256314559. The reversal of 1252256314535 is 5354136522521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1252256314535 - 2¹⁴ = 1252256298151 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 4039536344 + ... + 4039536653.

It is an arithmetic number, because the mean of its divisors is an integer number (193897751952).

Almost surely, 2^{1252256314535} is an apocalyptic number.

1252256314535 is a deficient number, since it is larger than the sum of its proper divisors (298925701081).

1252256314535 is an equidigital number, since it uses as much as digits as its factorization.

1252256314535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8079073033.

The product of its digits is 1080000, while the sum is 44.

The spelling of 1252256314535 in words is "one trillion, two hundred fifty-two billion, two hundred fifty-six million, three hundred fourteen thousand, five hundred thirty-five".