1135674640 has 40 divisors (see below), whose sum is σ = 2661258240. Its totient is φ = 450688896.

The previous prime is 1135674623. The next prime is 1135674667. The reversal of 1135674640 is 464765311.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 1135674640.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45730 + ... + 66049.

It is an arithmetic number, because the mean of its divisors is an integer number (66531456).

Almost surely, 2^1135674640 is an apocalyptic number.

1135674640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135674640 is an abundant number, since it is smaller than the sum of its proper divisors (1525583600).

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

1135674640 is a wasteful number, since it uses less digits than its factorization.

1135674640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111919 (or 111913 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 1135674640 is about 33699.7721060544. The cubic root of 1135674640 is about 1043.3210649092.

The spelling of 1135674640 in words is "one billion, one hundred thirty-five million, six hundred seventy-four thousand, six hundred forty".