12146074 has 4 divisors (see below), whose sum is σ = 18219114. Its totient is φ = 6073036.

The previous prime is 12146059. The next prime is 12146087. The reversal of 12146074 is 47064121.

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

It can be written as a sum of positive squares in only one way, i.e., 11594025 + 552049 = 3405^2 + 743^2 .

It is a super-2 number, since 2×12146074² = 295054227226952, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 3036517 + ... + 3036520.

Almost surely, 2^12146074 is an apocalyptic number.

12146074 is a deficient number, since it is larger than the sum of its proper divisors (6073040).

12146074 is an equidigital number, since it uses as much as digits as its factorization.

12146074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6073039.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 12146074 is about 3485.1218056189. The cubic root of 12146074 is about 229.8680654799.

The spelling of 12146074 in words is "twelve million, one hundred forty-six thousand, seventy-four".