2072966641 has 2 divisors, whose sum is σ = 2072966642. Its totient is φ = 2072966640.

The previous prime is 2072966579. The next prime is 2072966647. The reversal of 2072966641 is 1466692702.

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., 2057529600 + 15437041 = 45360^2 + 3929^2 .

It is a cyclic number.

It is not a de Polignac number, because 2072966641 - 2¹⁵ = 2072933873 is a prime.

It is not a weakly prime, because it can be changed into another prime (2072966647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1036483320 + 1036483321.

It is an arithmetic number, because the mean of its divisors is an integer number (1036483321).

Almost surely, 2^2072966641 is an apocalyptic number.

It is an amenable number.

2072966641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2072966641 is an equidigital number, since it uses as much as digits as its factorization.

2072966641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 2072966641 is about 45529.8434106686. The cubic root of 2072966641 is about 1275.0604387087.

The spelling of 2072966641 in words is "two billion, seventy-two million, nine hundred sixty-six thousand, six hundred forty-one".