4777645141 has 2 divisors, whose sum is σ = 4777645142. Its totient is φ = 4777645140.

The previous prime is 4777645021. The next prime is 4777645151. The reversal of 4777645141 is 1415467774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4747899025 + 29746116 = 68905^2 + 5454^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4777645141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4777645091 and 4777645100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4777645151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2388822570 + 2388822571.

It is an arithmetic number, because the mean of its divisors is an integer number (2388822571).

Almost surely, 2^4777645141 is an apocalyptic number.

It is an amenable number.

4777645141 is a deficient number, since it is larger than the sum of its proper divisors (1).

4777645141 is an equidigital number, since it uses as much as digits as its factorization.

4777645141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 658560, while the sum is 46.

The square root of 4777645141 is about 69120.5117240895. The cubic root of 4777645141 is about 1684.2425299243.

The spelling of 4777645141 in words is "four billion, seven hundred seventy-seven million, six hundred forty-five thousand, one hundred forty-one".