1313262126 has 48 divisors (see below), whose sum is σ = 3207800400. Its totient is φ = 397956240.

The previous prime is 1313262113. The next prime is 1313262133. The reversal of 1313262126 is 6212623131.

1313262126 is a `hidden beast` number, since 1 + 3 + 1 + 32 + 621 + 2 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1313262126.

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, 93961 + ... + 107028.

It is an arithmetic number, because the mean of its divisors is an integer number (66829175).

Almost surely, 2^1313262126 is an apocalyptic number.

1313262126 is an abundant number, since it is smaller than the sum of its proper divisors (1894538274).

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

1313262126 is a wasteful number, since it uses less digits than its factorization.

1313262126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201022 (or 201005 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1313262126 is about 36238.9586770923. The cubic root of 1313262126 is about 1095.0916643099.

Adding to 1313262126 its reverse (6212623131), we get a palindrome (7525885257).

The spelling of 1313262126 in words is "one billion, three hundred thirteen million, two hundred sixty-two thousand, one hundred twenty-six".