1313546325 has 48 divisors (see below), whose sum is σ = 2672912256. Its totient is φ = 554284800.

The previous prime is 1313546321. The next prime is 1313546359. The reversal of 1313546325 is 5236453131.

It is not a de Polignac number, because 1313546325 - 2² = 1313546321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313546321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89406 + ... + 103055.

It is an arithmetic number, because the mean of its divisors is an integer number (55685672).

Almost surely, 2^1313546325 is an apocalyptic number.

1313546325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1313546325 is an abundant number, since it is smaller than the sum of its proper divisors (1359365931).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313546325 is a wasteful number, since it uses less digits than its factorization.

1313546325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192494 (or 192489 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 1313546325 is about 36242.8796455249. The cubic root of 1313546325 is about 1095.1706537470.

Adding to 1313546325 its reverse (5236453131), we get a palindrome (6549999456).

The spelling of 1313546325 in words is "one billion, three hundred thirteen million, five hundred forty-six thousand, three hundred twenty-five".