1139759900 has 36 divisors (see below), whose sum is σ = 2618769888. Its totient is φ = 429085440.

The previous prime is 1139759893. The next prime is 1139759927. The reversal of 1139759900 is 99579311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333524 + ... + 336923.

It is an arithmetic number, because the mean of its divisors is an integer number (72743608).

Almost surely, 2^1139759900 is an apocalyptic number.

1139759900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1139759900 is an abundant number, since it is smaller than the sum of its proper divisors (1479009988).

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

1139759900 is a wasteful number, since it uses less digits than its factorization.

1139759900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670478 (or 670471 counting only the distinct ones).

The product of its (nonzero) digits is 76545, while the sum is 44.

The square root of 1139759900 is about 33760.3302708963. The cubic root of 1139759900 is about 1044.5705827821.

The spelling of 1139759900 in words is "one billion, one hundred thirty-nine million, seven hundred fifty-nine thousand, nine hundred".