12009529751 has 2 divisors, whose sum is σ = 12009529752. Its totient is φ = 12009529750.

The previous prime is 12009529739. The next prime is 12009529769. The reversal of 12009529751 is 15792590021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12009529751 - 2¹⁸ = 12009267607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12009529699 and 12009529708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12009529151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6004764875 + 6004764876.

It is an arithmetic number, because the mean of its divisors is an integer number (6004764876).

Almost surely, 2^12009529751 is an apocalyptic number.

12009529751 is a deficient number, since it is larger than the sum of its proper divisors (1).

12009529751 is an equidigital number, since it uses as much as digits as its factorization.

12009529751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 41.

The spelling of 12009529751 in words is "twelve billion, nine million, five hundred twenty-nine thousand, seven hundred fifty-one".