11950999 has 4 divisors (see below), whose sum is σ = 12042360. Its totient is φ = 11859640.

The previous prime is 11950979. The next prime is 11951011. The reversal of 11950999 is 99905911.

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 11950999 - 2¹³ = 11942807 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 (11950909) 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, 45484 + ... + 45745.

It is an arithmetic number, because the mean of its divisors is an integer number (3010590).

Almost surely, 2^11950999 is an apocalyptic number.

11950999 is a deficient number, since it is larger than the sum of its proper divisors (91361).

11950999 is an equidigital number, since it uses as much as digits as its factorization.

11950999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91360.

The product of its (nonzero) digits is 32805, while the sum is 43.

The square root of 11950999 is about 3457.0216950433. The cubic root of 11950999 is about 228.6308003692.

The spelling of 11950999 in words is "eleven million, nine hundred fifty thousand, nine hundred ninety-nine".