522251479 has 2 divisors, whose sum is σ = 522251480. Its totient is φ = 522251478.

The previous prime is 522251449. The next prime is 522251497. The reversal of 522251479 is 974152225.

Together with next prime (522251497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 522251479 - 2⁵ = 522251447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522251419) 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, 261125739 + 261125740.

It is an arithmetic number, because the mean of its divisors is an integer number (261125740).

Almost surely, 2^522251479 is an apocalyptic number.

522251479 is a deficient number, since it is larger than the sum of its proper divisors (1).

522251479 is an equidigital number, since it uses as much as digits as its factorization.

522251479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 37.

The square root of 522251479 is about 22852.8221233177. The cubic root of 522251479 is about 805.3040678408.

The spelling of 522251479 in words is "five hundred twenty-two million, two hundred fifty-one thousand, four hundred seventy-nine".