12029126 has 4 divisors (see below), whose sum is σ = 18043692. Its totient is φ = 6014562.

The previous prime is 12029123. The next prime is 12029137. The reversal of 12029126 is 62192021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62192021 = 109 ⋅570569.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12029123) by changing a digit.

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, 3007280 + ... + 3007283.

It is an arithmetic number, because the mean of its divisors is an integer number (4510923).

Almost surely, 2^12029126 is an apocalyptic number.

12029126 is a deficient number, since it is larger than the sum of its proper divisors (6014566).

12029126 is an equidigital number, since it uses as much as digits as its factorization.

12029126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6014565.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 12029126 is about 3468.3030432764. The cubic root of 12029126 is about 229.1279263366.

The spelling of 12029126 in words is "twelve million, twenty-nine thousand, one hundred twenty-six".