612272140939 has 2 divisors, whose sum is σ = 612272140940. Its totient is φ = 612272140938.

The previous prime is 612272140877. The next prime is 612272140999. The reversal of 612272140939 is 939041272216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 612272140939 - 2²¹ = 612270043787 is a prime.

It is not a weakly prime, because it can be changed into another prime (612272140999) 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, 306136070469 + 306136070470.

It is an arithmetic number, because the mean of its divisors is an integer number (306136070470).

Almost surely, 2^612272140939 is an apocalyptic number.

612272140939 is a deficient number, since it is larger than the sum of its proper divisors (1).

612272140939 is an equidigital number, since it uses as much as digits as its factorization.

612272140939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 612272140939 in words is "six hundred twelve billion, two hundred seventy-two million, one hundred forty thousand, nine hundred thirty-nine".