1349581794 has 32 divisors (see below), whose sum is σ = 2966054976. Its totient is φ = 405976320.

The previous prime is 1349581763. The next prime is 1349581811. The reversal of 1349581794 is 4971859431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65587 + ... + 83670.

It is an arithmetic number, because the mean of its divisors is an integer number (92689218).

Almost surely, 2^1349581794 is an apocalyptic number.

1349581794 is an abundant number, since it is smaller than the sum of its proper divisors (1616473182).

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

1349581794 is a wasteful number, since it uses less digits than its factorization.

1349581794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149410.

The product of its digits is 1088640, while the sum is 51.

The square root of 1349581794 is about 36736.6546381131. The cubic root of 1349581794 is about 1105.0953130590.

The spelling of 1349581794 in words is "one billion, three hundred forty-nine million, five hundred eighty-one thousand, seven hundred ninety-four".