999413133 has 4 divisors (see below), whose sum is σ = 1332550848. Its totient is φ = 666275420.

The previous prime is 999413059. The next prime is 999413137. The reversal of 999413133 is 331314999.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 999413133 - 2⁹ = 999412621 is a prime.

It is a super-2 number, since 2×999413133² = 1997653220825751378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999413137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166568853 + ... + 166568858.

It is an arithmetic number, because the mean of its divisors is an integer number (333137712).

Almost surely, 2^999413133 is an apocalyptic number.

It is an amenable number.

999413133 is a deficient number, since it is larger than the sum of its proper divisors (333137715).

999413133 is a wasteful number, since it uses less digits than its factorization.

999413133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333137714.

The product of its digits is 78732, while the sum is 42.

The square root of 999413133 is about 31613.4960578548. The cubic root of 999413133 is about 999.8043393861.

The spelling of 999413133 in words is "nine hundred ninety-nine million, four hundred thirteen thousand, one hundred thirty-three".