1083925857 has 16 divisors (see below), whose sum is σ = 1655828352. Its totient is φ = 617836800.

The previous prime is 1083925849. The next prime is 1083925859. The reversal of 1083925857 is 7585293801.

It is not a de Polignac number, because 1083925857 - 2³ = 1083925849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1083925859) 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 15 ways as a sum of consecutive naturals, for example, 55938 + ... + 72779.

It is an arithmetic number, because the mean of its divisors is an integer number (103489272).

Almost surely, 2^1083925857 is an apocalyptic number.

It is an amenable number.

1083925857 is a deficient number, since it is larger than the sum of its proper divisors (571902495).

1083925857 is a wasteful number, since it uses less digits than its factorization.

1083925857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129128.

The product of its (nonzero) digits is 604800, while the sum is 48.

The square root of 1083925857 is about 32923.0292804292. The cubic root of 1083925857 is about 1027.2272352734.

The spelling of 1083925857 in words is "one billion, eighty-three million, nine hundred twenty-five thousand, eight hundred fifty-seven".