15760961 has 2 divisors, whose sum is σ = 15760962. Its totient is φ = 15760960.

The previous prime is 15760951. The next prime is 15760963. The reversal of 15760961 is 16906751.

15760961 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., 14592400 + 1168561 = 3820^2 + 1081^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15760961 is a prime.

Together with 15760963, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15760963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7880480 + 7880481.

It is an arithmetic number, because the mean of its divisors is an integer number (7880481).

Almost surely, 2^15760961 is an apocalyptic number.

It is an amenable number.

15760961 is a deficient number, since it is larger than the sum of its proper divisors (1).

15760961 is an equidigital number, since it uses as much as digits as its factorization.

15760961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 15760961 is about 3970.0076826122. The cubic root of 15760961 is about 250.7230322151.

The spelling of 15760961 in words is "fifteen million, seven hundred sixty thousand, nine hundred sixty-one".