4115487977 has 2 divisors, whose sum is σ = 4115487978. Its totient is φ = 4115487976.

The previous prime is 4115487923. The next prime is 4115488021. The reversal of 4115487977 is 7797845114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3806396416 + 309091561 = 61696^2 + 17581^2 .

It is a cyclic number.

It is not a de Polignac number, because 4115487977 - 2¹² = 4115483881 is a prime.

It is not a weakly prime, because it can be changed into another prime (4115487907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2057743988 + 2057743989.

It is an arithmetic number, because the mean of its divisors is an integer number (2057743989).

Almost surely, 2^4115487977 is an apocalyptic number.

It is an amenable number.

4115487977 is a deficient number, since it is larger than the sum of its proper divisors (1).

4115487977 is an equidigital number, since it uses as much as digits as its factorization.

4115487977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1975680, while the sum is 53.

The square root of 4115487977 is about 64152.0691560296. The cubic root of 4115487977 is about 1602.5334833018.

The spelling of 4115487977 in words is "four billion, one hundred fifteen million, four hundred eighty-seven thousand, nine hundred seventy-seven".