12532762709 has 2 divisors, whose sum is σ = 12532762710. Its totient is φ = 12532762708.

The previous prime is 12532762679. The next prime is 12532762733. The reversal of 12532762709 is 90726723521.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12212460100 + 320302609 = 110510^2 + 17897^2 .

It is a cyclic number.

It is not a de Polignac number, because 12532762709 - 2¹⁶ = 12532697173 is a prime.

It is a super-2 number, since 2×12532762709² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12532762709.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12532702709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6266381354 + 6266381355.

It is an arithmetic number, because the mean of its divisors is an integer number (6266381355).

Almost surely, 2^12532762709 is an apocalyptic number.

It is an amenable number.

12532762709 is a deficient number, since it is larger than the sum of its proper divisors (1).

12532762709 is an equidigital number, since it uses as much as digits as its factorization.

12532762709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 12532762709 in words is "twelve billion, five hundred thirty-two million, seven hundred sixty-two thousand, seven hundred nine".