734080861 has 2 divisors, whose sum is σ = 734080862. Its totient is φ = 734080860.

The previous prime is 734080849. The next prime is 734080871. The reversal of 734080861 is 168080437.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 700660900 + 33419961 = 26470^2 + 5781^2 .

It is a cyclic number.

It is not a de Polignac number, because 734080861 - 2⁵ = 734080829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 734080861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (734080871) 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, 367040430 + 367040431.

It is an arithmetic number, because the mean of its divisors is an integer number (367040431).

Almost surely, 2^734080861 is an apocalyptic number.

It is an amenable number.

734080861 is a deficient number, since it is larger than the sum of its proper divisors (1).

734080861 is an equidigital number, since it uses as much as digits as its factorization.

734080861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 734080861 is about 27093.9266441762. The cubic root of 734080861 is about 902.0860504465.

The spelling of 734080861 in words is "seven hundred thirty-four million, eighty thousand, eight hundred sixty-one".