10040999 has 4 divisors (see below), whose sum is σ = 10631664. Its totient is φ = 9450336.

The previous prime is 10040983. The next prime is 10041011. The reversal of 10040999 is 99904001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99904001 = 1601 ⋅62401.

It is a cyclic number.

It is not a de Polignac number, because 10040999 - 2⁴ = 10040983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10040929) 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 3 ways as a sum of consecutive naturals, for example, 295307 + ... + 295340.

It is an arithmetic number, because the mean of its divisors is an integer number (2657916).

Almost surely, 2^10040999 is an apocalyptic number.

10040999 is a deficient number, since it is larger than the sum of its proper divisors (590665).

10040999 is an equidigital number, since it uses as much as digits as its factorization.

10040999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590664.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 10040999 is about 3168.7535404319. The cubic root of 10040999 is about 215.7374997625.

The spelling of 10040999 in words is "ten million, forty thousand, nine hundred ninety-nine".