12077261 has 8 divisors (see below), whose sum is σ = 14096640. Its totient is φ = 10131408.

The previous prime is 12077257. The next prime is 12077267. The reversal of 12077261 is 16277021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12077261 - 2² = 12077257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12077261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12077267) 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 7 ways as a sum of consecutive naturals, for example, 18026 + ... + 18683.

It is an arithmetic number, because the mean of its divisors is an integer number (1762080).

Almost surely, 2^12077261 is an apocalyptic number.

It is an amenable number.

12077261 is a deficient number, since it is larger than the sum of its proper divisors (2019379).

12077261 is an equidigital number, since it uses as much as digits as its factorization.

12077261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36763.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 12077261 is about 3475.2353877112. The cubic root of 12077261 is about 229.4331409262.

The spelling of 12077261 in words is "twelve million, seventy-seven thousand, two hundred sixty-one".