1080956899 has 8 divisors (see below), whose sum is σ = 1179463680. Its totient is φ = 982489800.

The previous prime is 1080956897. The next prime is 1080956939. The reversal of 1080956899 is 9986590801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1080956899 - 2¹ = 1080956897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1080956893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101854 + ... + 111964.

It is an arithmetic number, because the mean of its divisors is an integer number (147432960).

Almost surely, 2^1080956899 is an apocalyptic number.

1080956899 is a deficient number, since it is larger than the sum of its proper divisors (98506781).

1080956899 is a wasteful number, since it uses less digits than its factorization.

1080956899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19841.

The product of its (nonzero) digits is 1399680, while the sum is 55.

The square root of 1080956899 is about 32877.9089815639. The cubic root of 1080956899 is about 1026.2884923125.

The spelling of 1080956899 in words is "one billion, eighty million, nine hundred fifty-six thousand, eight hundred ninety-nine".