2966141921 has 2 divisors, whose sum is σ = 2966141922. Its totient is φ = 2966141920.

The previous prime is 2966141887. The next prime is 2966141933. The reversal of 2966141921 is 1291416692.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2871352225 + 94789696 = 53585^2 + 9736^2 .

It is a cyclic number.

It is not a de Polignac number, because 2966141921 - 2¹⁰ = 2966140897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2966141021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1483070960 + 1483070961.

It is an arithmetic number, because the mean of its divisors is an integer number (1483070961).

Almost surely, 2^2966141921 is an apocalyptic number.

It is an amenable number.

2966141921 is a deficient number, since it is larger than the sum of its proper divisors (1).

2966141921 is an equidigital number, since it uses as much as digits as its factorization.

2966141921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 41.

The square root of 2966141921 is about 54462.2981612051. The cubic root of 2966141921 is about 1436.8032740713.

The spelling of 2966141921 in words is "two billion, nine hundred sixty-six million, one hundred forty-one thousand, nine hundred twenty-one".