2867481977 has 2 divisors, whose sum is σ = 2867481978. Its totient is φ = 2867481976.

The previous prime is 2867481931. The next prime is 2867482001. The reversal of 2867481977 is 7791847682.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1642761961 + 1224720016 = 40531^2 + 34996^2 .

It is a cyclic number.

It is not a de Polignac number, because 2867481977 - 2⁶ = 2867481913 is a prime.

It is not a weakly prime, because it can be changed into another prime (2867481917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1433740988 + 1433740989.

It is an arithmetic number, because the mean of its divisors is an integer number (1433740989).

Almost surely, 2^2867481977 is an apocalyptic number.

It is an amenable number.

2867481977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2867481977 is an equidigital number, since it uses as much as digits as its factorization.

2867481977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9483264, while the sum is 59.

The square root of 2867481977 is about 53548.8746567096. The cubic root of 2867481977 is about 1420.6929727844.

The spelling of 2867481977 in words is "two billion, eight hundred sixty-seven million, four hundred eighty-one thousand, nine hundred seventy-seven".