10133999 has 4 divisors (see below), whose sum is σ = 10349664. Its totient is φ = 9918336.

The previous prime is 10133987. The next prime is 10134031. The reversal of 10133999 is 99933101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10133999 - 2⁸ = 10133743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10133909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107762 + ... + 107855.

It is an arithmetic number, because the mean of its divisors is an integer number (2587416).

Almost surely, 2^10133999 is an apocalyptic number.

10133999 is a deficient number, since it is larger than the sum of its proper divisors (215665).

10133999 is an equidigital number, since it uses as much as digits as its factorization.

10133999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215664.

The product of its (nonzero) digits is 6561, while the sum is 35.

The square root of 10133999 is about 3183.3942577067. The cubic root of 10133999 is about 216.4015094258.

The spelling of 10133999 in words is "ten million, one hundred thirty-three thousand, nine hundred ninety-nine".