12735292387 has 2 divisors, whose sum is σ = 12735292388. Its totient is φ = 12735292386.

The previous prime is 12735292357. The next prime is 12735292391. The reversal of 12735292387 is 78329253721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12735292387 - 2¹⁹ = 12734768099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12735292387.

It is not a weakly prime, because it can be changed into another prime (12735292337) 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, 6367646193 + 6367646194.

It is an arithmetic number, because the mean of its divisors is an integer number (6367646194).

Almost surely, 2^12735292387 is an apocalyptic number.

12735292387 is a deficient number, since it is larger than the sum of its proper divisors (1).

12735292387 is an equidigital number, since it uses as much as digits as its factorization.

12735292387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1270080, while the sum is 49.

The spelling of 12735292387 in words is "twelve billion, seven hundred thirty-five million, two hundred ninety-two thousand, three hundred eighty-seven".