1325251402503 has 32 divisors (see below), whose sum is σ = 2024078966784. Its totient is φ = 755545063392.

The previous prime is 1325251402487. The next prime is 1325251402549. The reversal of 1325251402503 is 3052041525231.

It is not a de Polignac number, because 1325251402503 - 2⁴ = 1325251402487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325251403503) 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, 19941376 + ... + 20007722.

It is an arithmetic number, because the mean of its divisors is an integer number (63252467712).

Almost surely, 2^{1325251402503} is an apocalyptic number.

1325251402503 is a deficient number, since it is larger than the sum of its proper divisors (698827564281).

1325251402503 is a wasteful number, since it uses less digits than its factorization.

1325251402503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68531.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 1325251402503 its reverse (3052041525231), we get a palindrome (4377292927734).

The spelling of 1325251402503 in words is "one trillion, three hundred twenty-five billion, two hundred fifty-one million, four hundred two thousand, five hundred three".