12529739 has 2 divisors, whose sum is σ = 12529740. Its totient is φ = 12529738.

The previous prime is 12529729. The next prime is 12529787. The reversal of 12529739 is 93792521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12529739 - 2⁸ = 12529483 is a prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (12529729) 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, 6264869 + 6264870.

It is an arithmetic number, because the mean of its divisors is an integer number (6264870).

Almost surely, 2^12529739 is an apocalyptic number.

12529739 is a deficient number, since it is larger than the sum of its proper divisors (1).

12529739 is an equidigital number, since it uses as much as digits as its factorization.

12529739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34020, while the sum is 38.

The square root of 12529739 is about 3539.7371371332. The cubic root of 12529739 is about 232.2633441960.

The spelling of 12529739 in words is "twelve million, five hundred twenty-nine thousand, seven hundred thirty-nine".