12148022 has 4 divisors (see below), whose sum is σ = 18222036. Its totient is φ = 6074010.

The previous prime is 12148021. The next prime is 12148027. The reversal of 12148022 is 22084121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12147985 and 12148003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12148021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3037004 + ... + 3037007.

It is an arithmetic number, because the mean of its divisors is an integer number (4555509).

Almost surely, 2^12148022 is an apocalyptic number.

12148022 is a deficient number, since it is larger than the sum of its proper divisors (6074014).

12148022 is an equidigital number, since it uses as much as digits as its factorization.

12148022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074013.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 12148022 is about 3485.4012681469. The cubic root of 12148022 is about 229.8803536496.

The spelling of 12148022 in words is "twelve million, one hundred forty-eight thousand, twenty-two".