2660252971 has 2 divisors, whose sum is σ = 2660252972. Its totient is φ = 2660252970.

The previous prime is 2660252963. The next prime is 2660252977. The reversal of 2660252971 is 1792520662.

2660252971 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 is a cyclic number.

It is not a de Polignac number, because 2660252971 - 2³ = 2660252963 is a prime.

It is not a weakly prime, because it can be changed into another prime (2660252977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1330126485 + 1330126486.

It is an arithmetic number, because the mean of its divisors is an integer number (1330126486).

Almost surely, 2^2660252971 is an apocalyptic number.

2660252971 is a deficient number, since it is larger than the sum of its proper divisors (1).

2660252971 is an equidigital number, since it uses as much as digits as its factorization.

2660252971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 2660252971 is about 51577.6402232595. The cubic root of 2660252971 is about 1385.6099041533.

The spelling of 2660252971 in words is "two billion, six hundred sixty million, two hundred fifty-two thousand, nine hundred seventy-one".