12077409 has 8 divisors (see below), whose sum is σ = 16123072. Its totient is φ = 8041680.

The previous prime is 12077399. The next prime is 12077419. The reversal of 12077409 is 90477021.

It is an interprime number because it is at equal distance from previous prime (12077399) and next prime (12077419).

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

It is not a de Polignac number, because 12077409 - 2⁴ = 12077393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12077419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1092 + ... + 5034.

It is an arithmetic number, because the mean of its divisors is an integer number (2015384).

Almost surely, 2^12077409 is an apocalyptic number.

It is an amenable number.

12077409 is a deficient number, since it is larger than the sum of its proper divisors (4045663).

12077409 is a wasteful number, since it uses less digits than its factorization.

12077409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4967.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 12077409 is about 3475.2566811676. The cubic root of 12077409 is about 229.4340781135.

The spelling of 12077409 in words is "twelve million, seventy-seven thousand, four hundred nine".