12129064 has 16 divisors (see below), whose sum is σ = 22845600. Its totient is φ = 6036912.

The previous prime is 12129059. The next prime is 12129067. The reversal of 12129064 is 46092121.

It is a super-2 number, since 2×12129064² = 294228387032192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12129067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1524 + ... + 5155.

It is an arithmetic number, because the mean of its divisors is an integer number (1427850).

Almost surely, 2^12129064 is an apocalyptic number.

It is an amenable number.

12129064 is a deficient number, since it is larger than the sum of its proper divisors (10716536).

12129064 is a wasteful number, since it uses less digits than its factorization.

12129064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6912 (or 6908 counting only the distinct ones).

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

The square root of 12129064 is about 3482.6805767971. The cubic root of 12129064 is about 229.7607089108.

The spelling of 12129064 in words is "twelve million, one hundred twenty-nine thousand, sixty-four".