5155191827 has 2 divisors, whose sum is σ = 5155191828. Its totient is φ = 5155191826.

The previous prime is 5155191751. The next prime is 5155191859. The reversal of 5155191827 is 7281915515.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5155191827 is a prime.

It is not a weakly prime, because it can be changed into another prime (5155191887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2577595913 + 2577595914.

It is an arithmetic number, because the mean of its divisors is an integer number (2577595914).

Almost surely, 2^5155191827 is an apocalyptic number.

5155191827 is a deficient number, since it is larger than the sum of its proper divisors (1).

5155191827 is an equidigital number, since it uses as much as digits as its factorization.

5155191827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126000, while the sum is 44.

The square root of 5155191827 is about 71799.6645326425. The cubic root of 5155191827 is about 1727.4876188392.

The spelling of 5155191827 in words is "five billion, one hundred fifty-five million, one hundred ninety-one thousand, eight hundred twenty-seven".