15797701 has 2 divisors, whose sum is σ = 15797702. Its totient is φ = 15797700.

The previous prime is 15797671. The next prime is 15797723. The reversal of 15797701 is 10779751.

15797701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11737476 + 4060225 = 3426^2 + 2015^2 .

It is a cyclic number.

It is not a de Polignac number, because 15797701 - 2¹¹ = 15795653 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15797101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7898850 + 7898851.

It is an arithmetic number, because the mean of its divisors is an integer number (7898851).

Almost surely, 2^15797701 is an apocalyptic number.

It is an amenable number.

15797701 is a deficient number, since it is larger than the sum of its proper divisors (1).

15797701 is an equidigital number, since it uses as much as digits as its factorization.

15797701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15435, while the sum is 37.

The square root of 15797701 is about 3974.6321842404. The cubic root of 15797701 is about 250.9176991909.

The spelling of 15797701 in words is "fifteen million, seven hundred ninety-seven thousand, seven hundred one".