4969375861 has 2 divisors, whose sum is σ = 4969375862. Its totient is φ = 4969375860.

The previous prime is 4969375819. The next prime is 4969375889. The reversal of 4969375861 is 1685739694.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4328324100 + 641051761 = 65790^2 + 25319^2 .

It is a cyclic number.

It is not a de Polignac number, because 4969375861 - 2²⁹ = 4432504949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4969375796 and 4969375805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4969375661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2484687930 + 2484687931.

It is an arithmetic number, because the mean of its divisors is an integer number (2484687931).

Almost surely, 2^4969375861 is an apocalyptic number.

It is an amenable number.

4969375861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4969375861 is an equidigital number, since it uses as much as digits as its factorization.

4969375861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 58.

The square root of 4969375861 is about 70493.8001600141. The cubic root of 4969375861 is about 1706.4776921185.

The spelling of 4969375861 in words is "four billion, nine hundred sixty-nine million, three hundred seventy-five thousand, eight hundred sixty-one".