1045331199 has 24 divisors (see below), whose sum is σ = 1648213632. Its totient is φ = 633139920.

The previous prime is 1045331099. The next prime is 1045331237. The reversal of 1045331199 is 9911335401.

1045331199 is a `hidden beast` number, since 1 + 0 + 4 + 533 + 119 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1045331199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045331099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 275614 + ... + 279380.

It is an arithmetic number, because the mean of its divisors is an integer number (68675568).

Almost surely, 2^1045331199 is an apocalyptic number.

1045331199 is a deficient number, since it is larger than the sum of its proper divisors (602882433).

1045331199 is a wasteful number, since it uses less digits than its factorization.

1045331199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6587 (or 6584 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 1045331199 is about 32331.5820676935. The cubic root of 1045331199 is about 1014.8876574117.

The spelling of 1045331199 in words is "one billion, forty-five million, three hundred thirty-one thousand, one hundred ninety-nine".