5147202091 has 2 divisors, whose sum is σ = 5147202092. Its totient is φ = 5147202090.

The previous prime is 5147202043. The next prime is 5147202121. The reversal of 5147202091 is 1902027415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5147202091 - 2¹³ = 5147193899 is a prime.

It is not a weakly prime, because it can be changed into another prime (5147202001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2573601045 + 2573601046.

It is an arithmetic number, because the mean of its divisors is an integer number (2573601046).

Almost surely, 2^5147202091 is an apocalyptic number.

5147202091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5147202091 is an equidigital number, since it uses as much as digits as its factorization.

5147202091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 5147202091 is about 71744.0038679192. The cubic root of 5147202091 is about 1726.5947127474.

The spelling of 5147202091 in words is "five billion, one hundred forty-seven million, two hundred two thousand, ninety-one".