1133330331 has 16 divisors (see below), whose sum is σ = 1731801600. Its totient is φ = 645809088.

The previous prime is 1133330327. The next prime is 1133330369. The reversal of 1133330331 is 1330333311.

It is not a de Polignac number, because 1133330331 - 2² = 1133330327 is a prime.

It is a super-2 number, since 2×1133330331² = 2568875278329139122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1133330298 and 1133330307.

It is not an unprimeable number, because it can be changed into a prime (1133330311) 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, 67626 + ... + 82703.

It is an arithmetic number, because the mean of its divisors is an integer number (108237600).

Almost surely, 2^1133330331 is an apocalyptic number.

1133330331 is a deficient number, since it is larger than the sum of its proper divisors (598471269).

1133330331 is a wasteful number, since it uses less digits than its factorization.

1133330331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150698.

The product of its (nonzero) digits is 729, while the sum is 21.

The square root of 1133330331 is about 33664.9718698828. The cubic root of 1133330331 is about 1042.6026807982.

Adding to 1133330331 its reverse (1330333311), we get a palindrome (2463663642).

The spelling of 1133330331 in words is "one billion, one hundred thirty-three million, three hundred thirty thousand, three hundred thirty-one".