4249498871 has 2 divisors, whose sum is σ = 4249498872. Its totient is φ = 4249498870.

The previous prime is 4249498859. The next prime is 4249498873. The reversal of 4249498871 is 1788949424.

It is a happy number.

4249498871 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4249498871 is a prime.

Together with 4249498873, 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 (4249498873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124749435 + 2124749436.

It is an arithmetic number, because the mean of its divisors is an integer number (2124749436).

Almost surely, 2^4249498871 is an apocalyptic number.

4249498871 is a deficient number, since it is larger than the sum of its proper divisors (1).

4249498871 is an equidigital number, since it uses as much as digits as its factorization.

4249498871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4644864, while the sum is 56.

The square root of 4249498871 is about 65188.1804547419. The cubic root of 4249498871 is about 1619.7422329040.

The spelling of 4249498871 in words is "four billion, two hundred forty-nine million, four hundred ninety-eight thousand, eight hundred seventy-one".