4949493943 has 2 divisors, whose sum is σ = 4949493944. Its totient is φ = 4949493942.

The previous prime is 4949493889. The next prime is 4949493953. The reversal of 4949493943 is 3493949494.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4949493943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4949493953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2474746971 + 2474746972.

It is an arithmetic number, because the mean of its divisors is an integer number (2474746972).

Almost surely, 2^4949493943 is an apocalyptic number.

4949493943 is a deficient number, since it is larger than the sum of its proper divisors (1).

4949493943 is an equidigital number, since it uses as much as digits as its factorization.

4949493943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15116544, while the sum is 58.

The square root of 4949493943 is about 70352.6399149314. The cubic root of 4949493943 is about 1704.1988413613.

The spelling of 4949493943 in words is "four billion, nine hundred forty-nine million, four hundred ninety-three thousand, nine hundred forty-three".