7420720611127 has 2 divisors, whose sum is σ = 7420720611128. Its totient is φ = 7420720611126.

The previous prime is 7420720611079. The next prime is 7420720611169. The reversal of 7420720611127 is 7211160270247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7420720611127 - 2²³ = 7420712222519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7420720611127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7420720611827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3710360305563 + 3710360305564.

It is an arithmetic number, because the mean of its divisors is an integer number (3710360305564).

Almost surely, 2^{7420720611127} is an apocalyptic number.

7420720611127 is a deficient number, since it is larger than the sum of its proper divisors (1).

7420720611127 is an equidigital number, since it uses as much as digits as its factorization.

7420720611127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65856, while the sum is 40.

The spelling of 7420720611127 in words is "seven trillion, four hundred twenty billion, seven hundred twenty million, six hundred eleven thousand, one hundred twenty-seven".