3976975061 has 2 divisors, whose sum is σ = 3976975062. Its totient is φ = 3976975060.

The previous prime is 3976974961. The next prime is 3976975133. The reversal of 3976975061 is 1605796793.

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., 3847720900 + 129254161 = 62030^2 + 11369^2 .

It is an emirp because it is prime and its reverse (1605796793) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3976975061 - 2²⁶ = 3909866197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3976974994 and 3976975012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3976975361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1988487530 + 1988487531.

It is an arithmetic number, because the mean of its divisors is an integer number (1988487531).

Almost surely, 2^3976975061 is an apocalyptic number.

It is an amenable number.

3976975061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3976975061 is an equidigital number, since it uses as much as digits as its factorization.

3976975061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2143260, while the sum is 53.

The square root of 3976975061 is about 63063.2623720023. The cubic root of 3976975061 is about 1584.3493713607.

The spelling of 3976975061 in words is "three billion, nine hundred seventy-six million, nine hundred seventy-five thousand, sixty-one".