1082899979 has 8 divisors (see below), whose sum is σ = 1271048928. Its totient is φ = 903113280.

The previous prime is 1082899963. The next prime is 1082899981. The reversal of 1082899979 is 9799982801.

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 1082899979 - 2⁴ = 1082899963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1082899919) 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, 2090282 + ... + 2090799.

It is an arithmetic number, because the mean of its divisors is an integer number (158881116).

Almost surely, 2^1082899979 is an apocalyptic number.

1082899979 is a deficient number, since it is larger than the sum of its proper divisors (188148949).

1082899979 is an equidigital number, since it uses as much as digits as its factorization.

1082899979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4181125.

The product of its (nonzero) digits is 5878656, while the sum is 62.

The square root of 1082899979 is about 32907.4456468441. The cubic root of 1082899979 is about 1026.9030610543.

The spelling of 1082899979 in words is "one billion, eighty-two million, eight hundred ninety-nine thousand, nine hundred seventy-nine".