5099643971 has 2 divisors, whose sum is σ = 5099643972. Its totient is φ = 5099643970.

The previous prime is 5099643889. The next prime is 5099643977. The reversal of 5099643971 is 1793469905.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5099643971 - 2¹⁴ = 5099627587 is a prime.

It is not a weakly prime, because it can be changed into another prime (5099643977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2549821985 + 2549821986.

It is an arithmetic number, because the mean of its divisors is an integer number (2549821986).

Almost surely, 2^5099643971 is an apocalyptic number.

5099643971 is a deficient number, since it is larger than the sum of its proper divisors (1).

5099643971 is an equidigital number, since it uses as much as digits as its factorization.

5099643971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1837080, while the sum is 53.

The square root of 5099643971 is about 71411.7915403332. The cubic root of 5099643971 is about 1721.2605653538.

The spelling of 5099643971 in words is "five billion, ninety-nine million, six hundred forty-three thousand, nine hundred seventy-one".