10533999 has 32 divisors (see below), whose sum is σ = 17902080. Its totient is φ = 5363712.

The previous prime is 10533979. The next prime is 10534003. The reversal of 10533999 is 99933501.

It is not a de Polignac number, because 10533999 - 2⁵ = 10533967 is a prime.

It is a super-2 number, since 2×10533999² = 221930269864002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10533959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6007 + ... + 7559.

It is an arithmetic number, because the mean of its divisors is an integer number (559440).

Almost surely, 2^10533999 is an apocalyptic number.

10533999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

10533999 is a deficient number, since it is larger than the sum of its proper divisors (7368081).

10533999 is a wasteful number, since it uses less digits than its factorization.

10533999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599.

The product of its (nonzero) digits is 32805, while the sum is 39.

The square root of 10533999 is about 3245.6122688947. The cubic root of 10533999 is about 219.2120504036.

The spelling of 10533999 in words is "ten million, five hundred thirty-three thousand, nine hundred ninety-nine".