1083389772 has 24 divisors (see below), whose sum is σ = 2615079600. Its totient is φ = 348677056.

The previous prime is 1083389729. The next prime is 1083389777. The reversal of 1083389772 is 2779833801.

It is not an unprimeable number, because it can be changed into a prime (1083389777) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1556247 + ... + 1556942.

It is an arithmetic number, because the mean of its divisors is an integer number (108961650).

Almost surely, 2^1083389772 is an apocalyptic number.

1083389772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1083389772 is an abundant number, since it is smaller than the sum of its proper divisors (1531689828).

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

1083389772 is a wasteful number, since it uses less digits than its factorization.

1083389772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113225 (or 3113223 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 1083389772 is about 32914.8867839463. The cubic root of 1083389772 is about 1027.0578596288.

The spelling of 1083389772 in words is "one billion, eighty-three million, three hundred eighty-nine thousand, seven hundred seventy-two".