1139068980 has 120 divisors (see below), whose sum is σ = 4083813888. Its totient is φ = 260356032.

The previous prime is 1139068913. The next prime is 1139068993. The reversal of 1139068980 is 898609311.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 38884 + ... + 61563.

Almost surely, 2^1139068980 is an apocalyptic number.

1139068980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1139068980 is an abundant number, since it is smaller than the sum of its proper divisors (2944744908).

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

1139068980 is a wasteful number, since it uses less digits than its factorization.

1139068980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100475 (or 100464 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The square root of 1139068980 is about 33750.0959998635. The cubic root of 1139068980 is about 1044.3594679704.

The spelling of 1139068980 in words is "one billion, one hundred thirty-nine million, sixty-eight thousand, nine hundred eighty".