1310233525 has 24 divisors (see below), whose sum is σ = 1714443840. Its totient is φ = 991309440.

The previous prime is 1310233513. The next prime is 1310233541. The reversal of 1310233525 is 5253320131.

It is not a de Polignac number, because 1310233525 - 2²³ = 1301844917 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 1310233525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38374 + ... + 63976.

It is an arithmetic number, because the mean of its divisors is an integer number (71435160).

Almost surely, 2^1310233525 is an apocalyptic number.

It is an amenable number.

1310233525 is a deficient number, since it is larger than the sum of its proper divisors (404210315).

1310233525 is a wasteful number, since it uses less digits than its factorization.

1310233525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25725 (or 25720 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 1310233525 is about 36197.1480230142. The cubic root of 1310233525 is about 1094.2491951496.

Adding to 1310233525 its reverse (5253320131), we get a palindrome (6563553656).

The spelling of 1310233525 in words is "one billion, three hundred ten million, two hundred thirty-three thousand, five hundred twenty-five".