1313911426 has 8 divisors (see below), whose sum is σ = 1971256320. Its totient is φ = 656825988.

The previous prime is 1313911349. The next prime is 1313911429. The reversal of 1313911426 is 6241193131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1313911429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51666 + ... + 72781.

It is an arithmetic number, because the mean of its divisors is an integer number (246407040).

Almost surely, 2^1313911426 is an apocalyptic number.

1313911426 is a deficient number, since it is larger than the sum of its proper divisors (657344894).

1313911426 is a wasteful number, since it uses less digits than its factorization.

1313911426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129728.

The product of its digits is 3888, while the sum is 31.

The square root of 1313911426 is about 36247.9161607947. The cubic root of 1313911426 is about 1095.2721121305.

The spelling of 1313911426 in words is "one billion, three hundred thirteen million, nine hundred eleven thousand, four hundred twenty-six".