1379187116 has 12 divisors (see below), whose sum is σ = 2421193488. Its totient is φ = 687417552.

The previous prime is 1379187113. The next prime is 1379187163. The reversal of 1379187116 is 6117819731.

It is not an unprimeable number, because it can be changed into a prime (1379187113) 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, 542576 + ... + 545111.

It is an arithmetic number, because the mean of its divisors is an integer number (201766124).

Almost surely, 2^1379187116 is an apocalyptic number.

It is an amenable number.

1379187116 is a deficient number, since it is larger than the sum of its proper divisors (1042006372).

1379187116 is a wasteful number, since it uses less digits than its factorization.

1379187116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088008 (or 1088006 counting only the distinct ones).

The product of its digits is 63504, while the sum is 44.

The square root of 1379187116 is about 37137.4085794903. The cubic root of 1379187116 is about 1113.1176363503.

The spelling of 1379187116 in words is "one billion, three hundred seventy-nine million, one hundred eighty-seven thousand, one hundred sixteen".