1331133039 has 12 divisors (see below), whose sum is σ = 1944352800. Its totient is φ = 877450464.

The previous prime is 1331133017. The next prime is 1331133049. The reversal of 1331133039 is 9303311331.

It is a happy number.

1331133039 is a `hidden beast` number, since 13 + 311 + 330 + 3 + 9 = 666.

It is not a de Polignac number, because 1331133039 - 2⁸ = 1331132783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331133049) 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, 830119 + ... + 831720.

It is an arithmetic number, because the mean of its divisors is an integer number (162029400).

Almost surely, 2^1331133039 is an apocalyptic number.

1331133039 is a deficient number, since it is larger than the sum of its proper divisors (613219761).

1331133039 is a wasteful number, since it uses less digits than its factorization.

1331133039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1661934 (or 1661931 counting only the distinct ones).

The product of its (nonzero) digits is 2187, while the sum is 27.

The square root of 1331133039 is about 36484.6959559758. The cubic root of 1331133039 is about 1100.0366486412.

The spelling of 1331133039 in words is "one billion, three hundred thirty-one million, one hundred thirty-three thousand, thirty-nine".