12086955 has 16 divisors (see below), whose sum is σ = 21488160. Its totient is φ = 6446304.

The previous prime is 12086951. The next prime is 12086981. The reversal of 12086955 is 55968021.

It is a happy number.

It is not a de Polignac number, because 12086955 - 2² = 12086951 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12086951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44632 + ... + 44901.

It is an arithmetic number, because the mean of its divisors is an integer number (1343010).

Almost surely, 2^12086955 is an apocalyptic number.

12086955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12086955 is a deficient number, since it is larger than the sum of its proper divisors (9401205).

12086955 is an equidigital number, since it uses as much as digits as its factorization.

12086955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89547 (or 89541 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 12086955 is about 3476.6298336176. The cubic root of 12086955 is about 229.4945105270.

It can be divided in two parts, 12086 and 955, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 12086955 in words is "twelve million, eighty-six thousand, nine hundred fifty-five".