11884995 has 16 divisors (see below), whose sum is σ = 21129120. Its totient is φ = 6338592.

The previous prime is 11884991. The next prime is 11885009. The reversal of 11884995 is 59948811.

It is not a de Polignac number, because 11884995 - 2² = 11884991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 11884995.

It is not an unprimeable number, because it can be changed into a prime (11884991) 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 15 ways as a sum of consecutive naturals, for example, 43884 + ... + 44153.

It is an arithmetic number, because the mean of its divisors is an integer number (1320570).

Almost surely, 2^11884995 is an apocalyptic number.

11884995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11884995 is a deficient number, since it is larger than the sum of its proper divisors (9244125).

11884995 is an equidigital number, since it uses as much as digits as its factorization.

11884995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88051 (or 88045 counting only the distinct ones).

The product of its digits is 103680, while the sum is 45.

The square root of 11884995 is about 3447.4621100166. The cubic root of 11884995 is about 228.2091225377.

It can be divided in two parts, 1188499 and 5, that multiplied together give a palindrome (5942495).

The spelling of 11884995 in words is "eleven million, eight hundred eighty-four thousand, nine hundred ninety-five".