1133113200 has 60 divisors (see below), whose sum is σ = 3629743128. Its totient is φ = 302163200.

The previous prime is 1133113183. The next prime is 1133113213. The reversal of 1133113200 is 23113311.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1133113200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 470931 + ... + 473330.

Almost surely, 2^1133113200 is an apocalyptic number.

1133113200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133113200 is an abundant number, since it is smaller than the sum of its proper divisors (2496629928).

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

1133113200 is a wasteful number, since it uses less digits than its factorization.

1133113200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944282 (or 944271 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1133113200 is about 33661.7468352431. The cubic root of 1133113200 is about 1042.5360936155.

Adding to 1133113200 its reverse (23113311), we get a palindrome (1156226511).

It can be divided in two parts, 11331 and 13200, that added together give a triangular number (24531 = T₂₂₁).

The spelling of 1133113200 in words is "one billion, one hundred thirty-three million, one hundred thirteen thousand, two hundred".