1133199864 has 48 divisors (see below), whose sum is σ = 3072162600. Its totient is φ = 377354304.

The previous prime is 1133199841. The next prime is 1133199869. The reversal of 1133199864 is 4689913311.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133199869) 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, 69607 + ... + 84329.

Almost surely, 2^1133199864 is an apocalyptic number.

It is an amenable number.

1133199864 is an abundant number, since it is smaller than the sum of its proper divisors (1938962736).

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

1133199864 is a wasteful number, since it uses less digits than its factorization.

1133199864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15804 (or 15797 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 1133199864 is about 33663.0340878537. The cubic root of 1133199864 is about 1042.5626717322.

The spelling of 1133199864 in words is "one billion, one hundred thirty-three million, one hundred ninety-nine thousand, eight hundred sixty-four".