699080761 has 2 divisors, whose sum is σ = 699080762. Its totient is φ = 699080760.

The previous prime is 699080729. The next prime is 699080779. The reversal of 699080761 is 167080996.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 689377536 + 9703225 = 26256^2 + 3115^2 .

It is a cyclic number.

It is not a de Polignac number, because 699080761 - 2⁵ = 699080729 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (699080461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349540380 + 349540381.

It is an arithmetic number, because the mean of its divisors is an integer number (349540381).

Almost surely, 2^699080761 is an apocalyptic number.

It is an amenable number.

699080761 is a deficient number, since it is larger than the sum of its proper divisors (1).

699080761 is an equidigital number, since it uses as much as digits as its factorization.

699080761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 699080761 is about 26440.1354194717. The cubic root of 699080761 is about 887.5151667315.

The spelling of 699080761 in words is "six hundred ninety-nine million, eighty thousand, seven hundred sixty-one".