1133221199 has 16 divisors (see below), whose sum is σ = 1305317760. Its totient is φ = 972972000.

The previous prime is 1133221169. The next prime is 1133221211. The reversal of 1133221199 is 9911223311.

It is a happy number.

It is not a de Polignac number, because 1133221199 - 2⁸ = 1133220943 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133221169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60989 + ... + 77369.

It is an arithmetic number, because the mean of its divisors is an integer number (81582360).

Almost surely, 2^1133221199 is an apocalyptic number.

1133221199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1133221199 is a deficient number, since it is larger than the sum of its proper divisors (172096561).

1133221199 is a wasteful number, since it uses less digits than its factorization.

1133221199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16742.

The product of its digits is 2916, while the sum is 32.

The square root of 1133221199 is about 33663.3509769898. The cubic root of 1133221199 is about 1042.5692145424.

The spelling of 1133221199 in words is "one billion, one hundred thirty-three million, two hundred twenty-one thousand, one hundred ninety-nine".