4688118961 has 2 divisors, whose sum is σ = 4688118962. Its totient is φ = 4688118960.

The previous prime is 4688118943. The next prime is 4688118983. The reversal of 4688118961 is 1698118864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4308609600 + 379509361 = 65640^2 + 19481^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4688118961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4688118899 and 4688118908.

It is not a weakly prime, because it can be changed into another prime (4688118901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2344059480 + 2344059481.

It is an arithmetic number, because the mean of its divisors is an integer number (2344059481).

Almost surely, 2^4688118961 is an apocalyptic number.

It is an amenable number.

4688118961 is a deficient number, since it is larger than the sum of its proper divisors (1).

4688118961 is an equidigital number, since it uses as much as digits as its factorization.

4688118961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 52.

The square root of 4688118961 is about 68469.8397909620. The cubic root of 4688118961 is about 1673.6560346991.

The spelling of 4688118961 in words is "four billion, six hundred eighty-eight million, one hundred eighteen thousand, nine hundred sixty-one".