251325133412003 has 24 divisors (see below), whose sum is σ = 297205407903312. Its totient is φ = 211860117653184.

The previous prime is 251325133411997. The next prime is 251325133412051. The reversal of 251325133412003 is 300214331523152.

It is not a de Polignac number, because 251325133412003 - 2¹⁰ = 251325133410979 is a prime.

It is a super-2 number, since 2×251325133412003² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (251325133412083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60429200 + ... + 64454157.

It is an arithmetic number, because the mean of its divisors is an integer number (12383558662638).

Almost surely, 2^{251325133412003} is an apocalyptic number.

251325133412003 is a deficient number, since it is larger than the sum of its proper divisors (45880274491309).

251325133412003 is a wasteful number, since it uses less digits than its factorization.

251325133412003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124884051 (or 124884044 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 251325133412003 its reverse (300214331523152), we get a palindrome (551539464935155).

The spelling of 251325133412003 in words is "two hundred fifty-one trillion, three hundred twenty-five billion, one hundred thirty-three million, four hundred twelve thousand, three".