1252350225125 has 32 divisors (see below), whose sum is σ = 1568500187904. Its totient is φ = 998314152000.

The previous prime is 1252350225121. The next prime is 1252350225179. The reversal of 1252350225125 is 5215220532521.

It is not a de Polignac number, because 1252350225125 - 2² = 1252350225121 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252350225121) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 131669120 + ... + 131678630.

It is an arithmetic number, because the mean of its divisors is an integer number (49015630872).

Almost surely, 2^{1252350225125} is an apocalyptic number.

It is an amenable number.

1252350225125 is a deficient number, since it is larger than the sum of its proper divisors (316149962779).

1252350225125 is an equidigital number, since it uses as much as digits as its factorization.

1252350225125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13166 (or 13156 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 1252350225125 its reverse (5215220532521), we get a palindrome (6467570757646).

The spelling of 1252350225125 in words is "one trillion, two hundred fifty-two billion, three hundred fifty million, two hundred twenty-five thousand, one hundred twenty-five".