1083640700 has 18 divisors (see below), whose sum is σ = 2351500536. Its totient is φ = 433456240.

The previous prime is 1083640643. The next prime is 1083640739. The reversal of 1083640700 is 70463801.

It is a super-3 number, since 3×1083640700³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5418104 + ... + 5418303.

Almost surely, 2^1083640700 is an apocalyptic number.

1083640700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1083640700 is an abundant number, since it is smaller than the sum of its proper divisors (1267859836).

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

1083640700 is a wasteful number, since it uses less digits than its factorization.

1083640700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10836421 (or 10836414 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1083640700 is about 32918.6983339257. The cubic root of 1083640700 is about 1027.1371470921.

The spelling of 1083640700 in words is "one billion, eighty-three million, six hundred forty thousand, seven hundred".