12275078 has 8 divisors (see below), whose sum is σ = 18429768. Its totient is φ = 6131824.

The previous prime is 12275069. The next prime is 12275111. The reversal of 12275078 is 87057221.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 725 + ... + 5007.

It is an arithmetic number, because the mean of its divisors is an integer number (2303721).

Almost surely, 2^12275078 is an apocalyptic number.

12275078 is a deficient number, since it is larger than the sum of its proper divisors (6154690).

12275078 is a wasteful number, since it uses less digits than its factorization.

12275078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5718.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 12275078 is about 3503.5807397575. The cubic root of 12275078 is about 230.6790142113.

The spelling of 12275078 in words is "twelve million, two hundred seventy-five thousand, seventy-eight".