764070061 has 2 divisors, whose sum is σ = 764070062. Its totient is φ = 764070060.

The previous prime is 764070059. The next prime is 764070089. The reversal of 764070061 is 160070467.

764070061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 686964100 + 77105961 = 26210^2 + 8781^2 .

It is a cyclic number.

It is not a de Polignac number, because 764070061 - 2¹ = 764070059 is a prime.

Together with 764070059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (764070031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382035030 + 382035031.

It is an arithmetic number, because the mean of its divisors is an integer number (382035031).

Almost surely, 2^764070061 is an apocalyptic number.

It is an amenable number.

764070061 is a deficient number, since it is larger than the sum of its proper divisors (1).

764070061 is an equidigital number, since it uses as much as digits as its factorization.

764070061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 764070061 is about 27641.8172521273. The cubic root of 764070061 is about 914.2066883461.

The spelling of 764070061 in words is "seven hundred sixty-four million, seventy thousand, sixty-one".