1313232401 has 16 divisors (see below), whose sum is σ = 1448471808. Its totient is φ = 1183224000.

The previous prime is 1313232343. The next prime is 1313232493. The reversal of 1313232401 is 1042323131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313232401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313234401) 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 15 ways as a sum of consecutive naturals, for example, 86180 + ... + 100266.

It is an arithmetic number, because the mean of its divisors is an integer number (90529488).

Almost surely, 2^1313232401 is an apocalyptic number.

It is an amenable number.

1313232401 is a deficient number, since it is larger than the sum of its proper divisors (135239407).

1313232401 is a wasteful number, since it uses less digits than its factorization.

1313232401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14272.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1313232401 is about 36238.5485498523. The cubic root of 1313232401 is about 1095.0834019722.

Adding to 1313232401 its reverse (1042323131), we get a palindrome (2355555532).

The spelling of 1313232401 in words is "one billion, three hundred thirteen million, two hundred thirty-two thousand, four hundred one".