1252095937522 has 8 divisors (see below), whose sum is σ = 1885125854700. Its totient is φ = 623720652624.

The previous prime is 1252095937513. The next prime is 1252095937541. The reversal of 1252095937522 is 2257395902521.

It can be written as a sum of positive squares in 2 ways, for example, as 817051480281 + 435044457241 = 903909^2 + 659579^2 .

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

It is a super-2 number, since 2×1252095937522² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1252095937522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163657397 + ... + 1163658472.

Almost surely, 2^{1252095937522} is an apocalyptic number.

1252095937522 is a deficient number, since it is larger than the sum of its proper divisors (633029917178).

1252095937522 is a wasteful number, since it uses less digits than its factorization.

1252095937522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327316140.

The product of its (nonzero) digits is 3402000, while the sum is 52.

The spelling of 1252095937522 in words is "one trillion, two hundred fifty-two billion, ninety-five million, nine hundred thirty-seven thousand, five hundred twenty-two".