11952899 has 12 divisors (see below), whose sum is σ = 13975344. Its totient is φ = 10014384.

The previous prime is 11952883. The next prime is 11952907. The reversal of 11952899 is 99825911.

It is a happy number.

It is not a de Polignac number, because 11952899 - 2⁴ = 11952883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11912899) 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 11 ways as a sum of consecutive naturals, for example, 15077 + ... + 15849.

It is an arithmetic number, because the mean of its divisors is an integer number (1164612).

Almost surely, 2^11952899 is an apocalyptic number.

11952899 is a deficient number, since it is larger than the sum of its proper divisors (2022445).

11952899 is an frugal number, since it uses more digits than its factorization.

11952899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874 (or 827 counting only the distinct ones).

The product of its digits is 58320, while the sum is 44.

The square root of 11952899 is about 3457.2964871414. The cubic root of 11952899 is about 228.6429158278.

The spelling of 11952899 in words is "eleven million, nine hundred fifty-two thousand, eight hundred ninety-nine".