1084465140 has 48 divisors (see below), whose sum is σ = 3312550080. Its totient is φ = 262900480.

The previous prime is 1084465133. The next prime is 1084465177. The reversal of 1084465140 is 415644801.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 820905 + ... + 822224.

It is an arithmetic number, because the mean of its divisors is an integer number (69011460).

Almost surely, 2^1084465140 is an apocalyptic number.

1084465140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1084465140 is an abundant number, since it is smaller than the sum of its proper divisors (2228084940).

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

1084465140 is a wasteful number, since it uses less digits than its factorization.

1084465140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643152 (or 1643150 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 1084465140 is about 32931.2183194002. The cubic root of 1084465140 is about 1027.3975649861.

The spelling of 1084465140 in words is "one billion, eighty-four million, four hundred sixty-five thousand, one hundred forty".