1319142366 has 12 divisors (see below), whose sum is σ = 2858141832. Its totient is φ = 439714116.

The previous prime is 1319142311. The next prime is 1319142367. The reversal of 1319142366 is 6632419131.

It is a self number, because there is not a number n which added to its sum of digits gives 1319142366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319142367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36642826 + ... + 36642861.

It is an arithmetic number, because the mean of its divisors is an integer number (238178486).

Almost surely, 2^1319142366 is an apocalyptic number.

1319142366 is an abundant number, since it is smaller than the sum of its proper divisors (1538999466).

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

1319142366 is a wasteful number, since it uses less digits than its factorization.

1319142366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73285695 (or 73285692 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 1319142366 is about 36319.9995319383. Note that the first 3 decimals coincide. The cubic root of 1319142366 is about 1096.7236854508.

The spelling of 1319142366 in words is "one billion, three hundred nineteen million, one hundred forty-two thousand, three hundred sixty-six".