12029146 has 4 divisors (see below), whose sum is σ = 18043722. Its totient is φ = 6014572.

The previous prime is 12029137. The next prime is 12029153. The reversal of 12029146 is 64192021.

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., 11978521 + 50625 = 3461^2 + 225^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12029146.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3007285 + ... + 3007288.

Almost surely, 2^12029146 is an apocalyptic number.

12029146 is a deficient number, since it is larger than the sum of its proper divisors (6014576).

12029146 is an equidigital number, since it uses as much as digits as its factorization.

12029146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6014575.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 12029146 is about 3468.3059265295. The cubic root of 12029146 is about 229.1280533216.

The spelling of 12029146 in words is "twelve million, twenty-nine thousand, one hundred forty-six".