5125423291 has 2 divisors, whose sum is σ = 5125423292. Its totient is φ = 5125423290.

The previous prime is 5125423267. The next prime is 5125423301. The reversal of 5125423291 is 1923245215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5125423291 - 2²¹ = 5123326139 is a prime.

It is not a weakly prime, because it can be changed into another prime (5125423231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2562711645 + 2562711646.

It is an arithmetic number, because the mean of its divisors is an integer number (2562711646).

Almost surely, 2^5125423291 is an apocalyptic number.

5125423291 is a deficient number, since it is larger than the sum of its proper divisors (1).

5125423291 is an equidigital number, since it uses as much as digits as its factorization.

5125423291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 34.

The square root of 5125423291 is about 71592.0616479229. The cubic root of 5125423291 is about 1724.1560855293.

The spelling of 5125423291 in words is "five billion, one hundred twenty-five million, four hundred twenty-three thousand, two hundred ninety-one".