2120764567 has 2 divisors, whose sum is σ = 2120764568. Its totient is φ = 2120764566.

The previous prime is 2120764543. The next prime is 2120764571. The reversal of 2120764567 is 7654670212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120764567 - 2¹⁵ = 2120731799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120764517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060382283 + 1060382284.

It is an arithmetic number, because the mean of its divisors is an integer number (1060382284).

Almost surely, 2^2120764567 is an apocalyptic number.

2120764567 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120764567 is an equidigital number, since it uses as much as digits as its factorization.

2120764567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 2120764567 is about 46051.7596515052. The cubic root of 2120764567 is about 1284.7860710651.

The spelling of 2120764567 in words is "two billion, one hundred twenty million, seven hundred sixty-four thousand, five hundred sixty-seven".