1319974768 has 30 divisors (see below), whose sum is σ = 2923652904. Its totient is φ = 565538688.

The previous prime is 1319974751. The next prime is 1319974781. The reversal of 1319974768 is 8674799131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 382780 + ... + 386212.

Almost surely, 2^1319974768 is an apocalyptic number.

It is an amenable number.

1319974768 is an abundant number, since it is smaller than the sum of its proper divisors (1603678136).

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

1319974768 is an frugal number, since it uses more digits than its factorization.

1319974768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6881 (or 3442 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 55.

The square root of 1319974768 is about 36331.4570035390. The cubic root of 1319974768 is about 1096.9543209148.

The spelling of 1319974768 in words is "one billion, three hundred nineteen million, nine hundred seventy-four thousand, seven hundred sixty-eight".