3478979863 has 2 divisors, whose sum is σ = 3478979864. Its totient is φ = 3478979862.

The previous prime is 3478979813. The next prime is 3478979873. The reversal of 3478979863 is 3689798743.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3478979863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3478979795 and 3478979804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3478979813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1739489931 + 1739489932.

It is an arithmetic number, because the mean of its divisors is an integer number (1739489932).

Almost surely, 2^3478979863 is an apocalyptic number.

3478979863 is a deficient number, since it is larger than the sum of its proper divisors (1).

3478979863 is an equidigital number, since it uses as much as digits as its factorization.

3478979863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54867456, while the sum is 64.

The square root of 3478979863 is about 58982.8777104000. The cubic root of 3478979863 is about 1515.2488799517.

The spelling of 3478979863 in words is "three billion, four hundred seventy-eight million, nine hundred seventy-nine thousand, eight hundred sixty-three".