1313262626 has 16 divisors (see below), whose sum is σ = 2166562944. Its totient is φ = 593224464.

The previous prime is 1313262623. The next prime is 1313262659. The reversal of 1313262626 is 6262623131.

It is a junction number, because it is equal to n+sod(n) for n = 1313262592 and 1313262601.

It is not an unprimeable number, because it can be changed into a prime (1313262623) 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 7 ways as a sum of consecutive naturals, for example, 536120 + ... + 538563.

It is an arithmetic number, because the mean of its divisors is an integer number (135410184).

Almost surely, 2^1313262626 is an apocalyptic number.

1313262626 is a deficient number, since it is larger than the sum of its proper divisors (853300318).

1313262626 is a wasteful number, since it uses less digits than its factorization.

1313262626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074745.

The product of its digits is 15552, while the sum is 32.

The square root of 1313262626 is about 36238.9655757446. The cubic root of 1313262626 is about 1095.0918032884.

Adding to 1313262626 its reverse (6262623131), we get a palindrome (7575885757).

The spelling of 1313262626 in words is "one billion, three hundred thirteen million, two hundred sixty-two thousand, six hundred twenty-six".