10508999 has 16 divisors (see below), whose sum is σ = 11524032. Its totient is φ = 9554688.

The previous prime is 10508989. The next prime is 10509013. The reversal of 10508999 is 99980501.

It is a cyclic number.

It is not a de Polignac number, because 10508999 - 2¹² = 10504903 is a prime.

It is a super-2 number, since 2×10508999² = 220878119964002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10508909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44987 + ... + 45219.

It is an arithmetic number, because the mean of its divisors is an integer number (720252).

Almost surely, 2^10508999 is an apocalyptic number.

10508999 is a deficient number, since it is larger than the sum of its proper divisors (1015033).

10508999 is a wasteful number, since it uses less digits than its factorization.

10508999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346.

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 10508999 is about 3241.7586276588. The cubic root of 10508999 is about 219.0384967388.

The spelling of 10508999 in words is "ten million, five hundred eight thousand, nine hundred ninety-nine".