1083320872 has 32 divisors (see below), whose sum is σ = 2144973600. Its totient is φ = 511510464.

The previous prime is 1083320837. The next prime is 1083320873. The reversal of 1083320872 is 2780233801.

It is a super-2 number, since 2×1083320872² = 2347168223421680768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1083320873) 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, 36943 + ... + 59425.

It is an arithmetic number, because the mean of its divisors is an integer number (67030425).

Almost surely, 2^1083320872 is an apocalyptic number.

It is an amenable number.

1083320872 is a deficient number, since it is larger than the sum of its proper divisors (1061652728).

1083320872 is a wasteful number, since it uses less digits than its factorization.

1083320872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22825 (or 22821 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 1083320872 is about 32913.8401284323. The cubic root of 1083320872 is about 1027.0360866749.

The spelling of 1083320872 in words is "one billion, eighty-three million, three hundred twenty thousand, eight hundred seventy-two".