4963181 has 2 divisors, whose sum is σ = 4963182. Its totient is φ = 4963180.

The previous prime is 4963171. The next prime is 4963183. The reversal of 4963181 is 1813694.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3031081 + 1932100 = 1741^2 + 1390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4963181 is a prime.

It is a super-2 number, since 2×4963181² = 49266331277522, which contains 22 as substring.

Together with 4963183, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4963183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2481590 + 2481591.

It is an arithmetic number, because the mean of its divisors is an integer number (2481591).

Almost surely, 2^4963181 is an apocalyptic number.

It is an amenable number.

4963181 is a deficient number, since it is larger than the sum of its proper divisors (1).

4963181 is an equidigital number, since it uses as much as digits as its factorization.

4963181 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 32.

The square root of 4963181 is about 2227.8197862484. The cubic root of 4963181 is about 170.5768294652.

The spelling of 4963181 in words is "four million, nine hundred sixty-three thousand, one hundred eighty-one".