1133000040 has 32 divisors (see below), whose sum is σ = 3399000480. Its totient is φ = 302133312.

The previous prime is 1133000021. The next prime is 1133000087. The reversal of 1133000040 is 400003311.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 4720714 + ... + 4720953.

It is an arithmetic number, because the mean of its divisors is an integer number (106218765).

Almost surely, 2^1133000040 is an apocalyptic number.

1133000040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133000040 is an abundant number, since it is smaller than the sum of its proper divisors (2266000440).

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

1133000040 is a wasteful number, since it uses less digits than its factorization.

1133000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9441681 (or 9441677 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1133000040 is about 33660.0659535896. The cubic root of 1133000040 is about 1042.5013876650.

Adding to 1133000040 its reverse (400003311), we get a palindrome (1533003351).

The spelling of 1133000040 in words is "one billion, one hundred thirty-three million, forty", and thus it is an aban number.