1233311313 has 16 divisors (see below), whose sum is σ = 1847905920. Its totient is φ = 725961984.

The previous prime is 1233311281. The next prime is 1233311323. The reversal of 1233311313 is 3131133321.

It is not a de Polignac number, because 1233311313 - 2⁵ = 1233311281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1233311313.

It is not an unprimeable number, because it can be changed into a prime (1233311323) 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, 686568 + ... + 688361.

It is an arithmetic number, because the mean of its divisors is an integer number (115494120).

Almost surely, 2^1233311313 is an apocalyptic number.

1233311313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1233311313 is a deficient number, since it is larger than the sum of its proper divisors (614594607).

1233311313 is a wasteful number, since it uses less digits than its factorization.

1233311313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374968.

The product of its digits is 486, while the sum is 21.

The square root of 1233311313 is about 35118.5323298113. The cubic root of 1233311313 is about 1072.4018925587.

Adding to 1233311313 its reverse (3131133321), we get a palindrome (4364444634).

The spelling of 1233311313 in words is "one billion, two hundred thirty-three million, three hundred eleven thousand, three hundred thirteen".