4686878101 has 2 divisors, whose sum is σ = 4686878102. Its totient is φ = 4686878100.

The previous prime is 4686878083. The next prime is 4686878111. The reversal of 4686878101 is 1018786864.

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., 4675140625 + 11737476 = 68375^2 + 3426^2 .

It is a cyclic number.

It is not a de Polignac number, because 4686878101 - 2⁷ = 4686877973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4686878111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2343439050 + 2343439051.

It is an arithmetic number, because the mean of its divisors is an integer number (2343439051).

Almost surely, 2^4686878101 is an apocalyptic number.

It is an amenable number.

4686878101 is a deficient number, since it is larger than the sum of its proper divisors (1).

4686878101 is an equidigital number, since it uses as much as digits as its factorization.

4686878101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 516096, while the sum is 49.

The square root of 4686878101 is about 68460.7778293528. Note that the first 3 decimals coincide. The cubic root of 4686878101 is about 1673.5083595441.

The spelling of 4686878101 in words is "four billion, six hundred eighty-six million, eight hundred seventy-eight thousand, one hundred one".