1083896649 has 12 divisors (see below), whose sum is σ = 1707958512. Its totient is φ = 656907000.

The previous prime is 1083896609. The next prime is 1083896651. The reversal of 1083896649 is 9466983801.

It is not a de Polignac number, because 1083896649 - 2¹¹ = 1083894601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1083896595 and 1083896604.

It is not an unprimeable number, because it can be changed into a prime (1083896609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5474127 + ... + 5474324.

It is an arithmetic number, because the mean of its divisors is an integer number (142329876).

Almost surely, 2^1083896649 is an apocalyptic number.

It is an amenable number.

1083896649 is a deficient number, since it is larger than the sum of its proper divisors (624061863).

1083896649 is a wasteful number, since it uses less digits than its factorization.

1083896649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10948468 (or 10948465 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 1083896649 is about 32922.5856973598. The cubic root of 1083896649 is about 1027.2180084669.

The spelling of 1083896649 in words is "one billion, eighty-three million, eight hundred ninety-six thousand, six hundred forty-nine".