4791978341 has 2 divisors, whose sum is σ = 4791978342. Its totient is φ = 4791978340.

The previous prime is 4791978293. The next prime is 4791978413. The reversal of 4791978341 is 1438791974.

It is a happy number.

Together with next prime (4791978413) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3188296225 + 1603682116 = 56465^2 + 40046^2 .

It is a cyclic number.

It is not a de Polignac number, because 4791978341 - 2²² = 4787784037 is a prime.

It is a super-2 number, since 2×4791978341² = 45926112841226224562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4791977341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2395989170 + 2395989171.

It is an arithmetic number, because the mean of its divisors is an integer number (2395989171).

Almost surely, 2^4791978341 is an apocalyptic number.

It is an amenable number.

4791978341 is a deficient number, since it is larger than the sum of its proper divisors (1).

4791978341 is an equidigital number, since it uses as much as digits as its factorization.

4791978341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 53.

The square root of 4791978341 is about 69224.1167585402. The cubic root of 4791978341 is about 1685.9251220412.

The spelling of 4791978341 in words is "four billion, seven hundred ninety-one million, nine hundred seventy-eight thousand, three hundred forty-one".