1252000331125 has 32 divisors (see below), whose sum is σ = 1564793717760. Its totient is φ = 1000129000000.

The previous prime is 1252000331123. The next prime is 1252000331129. The reversal of 1252000331125 is 5211330002521.

It is not a de Polignac number, because 1252000331125 - 2¹ = 1252000331123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 1252000331125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252000331123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385110750 + ... + 385114000.

It is an arithmetic number, because the mean of its divisors is an integer number (48899803680).

Almost surely, 2^{1252000331125} is an apocalyptic number.

It is an amenable number.

1252000331125 is a deficient number, since it is larger than the sum of its proper divisors (312793386635).

1252000331125 is a wasteful number, since it uses less digits than its factorization.

1252000331125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6846 (or 6836 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 1252000331125 its reverse (5211330002521), we get a palindrome (6463330333646).

The spelling of 1252000331125 in words is "one trillion, two hundred fifty-two billion, three hundred thirty-one thousand, one hundred twenty-five".