12064139 has 2 divisors, whose sum is σ = 12064140. Its totient is φ = 12064138.

The previous prime is 12064103. The next prime is 12064163. The reversal of 12064139 is 93146021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12064139 is a prime.

It is a super-2 number, since 2×12064139² = 291086899622642, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12064439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6032069 + 6032070.

It is an arithmetic number, because the mean of its divisors is an integer number (6032070).

Almost surely, 2^12064139 is an apocalyptic number.

12064139 is a deficient number, since it is larger than the sum of its proper divisors (1).

12064139 is an equidigital number, since it uses as much as digits as its factorization.

12064139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 12064139 is about 3473.3469449509. The cubic root of 12064139 is about 229.3500174243.

The spelling of 12064139 in words is "twelve million, sixty-four thousand, one hundred thirty-nine".