12074639 has 2 divisors, whose sum is σ = 12074640. Its totient is φ = 12074638.

The previous prime is 12074627. The next prime is 12074653. The reversal of 12074639 is 93647021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12074639 - 2¹² = 12070543 is a prime.

It is a Chen prime.

It is equal to p₇₉₂₆₃₅ and since 12074639 and 792635 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12074669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6037319 + 6037320.

It is an arithmetic number, because the mean of its divisors is an integer number (6037320).

Almost surely, 2^12074639 is an apocalyptic number.

12074639 is a deficient number, since it is larger than the sum of its proper divisors (1).

12074639 is an equidigital number, since it uses as much as digits as its factorization.

12074639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 12074639 is about 3474.8581266003. The cubic root of 12074639 is about 229.4165362442.

The spelling of 12074639 in words is "twelve million, seventy-four thousand, six hundred thirty-nine".