12148442 has 8 divisors (see below), whose sum is σ = 18242496. Its totient is φ = 6067612.

The previous prime is 12148397. The next prime is 12148453. The reversal of 12148442 is 24484121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548 + ... + 4959.

It is an arithmetic number, because the mean of its divisors is an integer number (2280312).

Almost surely, 2^12148442 is an apocalyptic number.

12148442 is a deficient number, since it is larger than the sum of its proper divisors (6094054).

12148442 is a wasteful number, since it uses less digits than its factorization.

12148442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6612.

The product of its digits is 2048, while the sum is 26.

The square root of 12148442 is about 3485.4615189383. The cubic root of 12148442 is about 229.8830028775.

The spelling of 12148442 in words is "twelve million, one hundred forty-eight thousand, four hundred forty-two".