3934271977 has 2 divisors, whose sum is σ = 3934271978. Its totient is φ = 3934271976.

The previous prime is 3934271953. The next prime is 3934272007. The reversal of 3934271977 is 7791724393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3454618176 + 479653801 = 58776^2 + 21901^2 .

It is a cyclic number.

It is not a de Polignac number, because 3934271977 - 2¹¹ = 3934269929 is a prime.

It is not a weakly prime, because it can be changed into another prime (3934271177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1967135988 + 1967135989.

It is an arithmetic number, because the mean of its divisors is an integer number (1967135989).

Almost surely, 2^3934271977 is an apocalyptic number.

It is an amenable number.

3934271977 is a deficient number, since it is larger than the sum of its proper divisors (1).

3934271977 is an equidigital number, since it uses as much as digits as its factorization.

3934271977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2000376, while the sum is 52.

The square root of 3934271977 is about 62723.7752132315. The cubic root of 3934271977 is about 1578.6582607171.

The spelling of 3934271977 in words is "three billion, nine hundred thirty-four million, two hundred seventy-one thousand, nine hundred seventy-seven".