1373939316 has 36 divisors (see below), whose sum is σ = 3624016032. Its totient is φ = 438067344.

The previous prime is 1373939309. The next prime is 1373939317. The reversal of 1373939316 is 6139393731.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373939317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 828846 + ... + 830501.

It is an arithmetic number, because the mean of its divisors is an integer number (100667112).

Almost surely, 2^1373939316 is an apocalyptic number.

It is an amenable number.

1373939316 is an abundant number, since it is smaller than the sum of its proper divisors (2250076716).

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

1373939316 is a wasteful number, since it uses less digits than its factorization.

1373939316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659380 (or 1659375 counting only the distinct ones).

The product of its digits is 275562, while the sum is 45.

The square root of 1373939316 is about 37066.6874160613. The cubic root of 1373939316 is about 1111.7040395967.

The spelling of 1373939316 in words is "one billion, three hundred seventy-three million, nine hundred thirty-nine thousand, three hundred sixteen".