523226159 has 2 divisors, whose sum is σ = 523226160. Its totient is φ = 523226158.

The previous prime is 523226141. The next prime is 523226167. The reversal of 523226159 is 951622325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523226159 - 2¹⁶ = 523160623 is a prime.

It is a super-4 number, since 4×523226159⁴ (a number of 36 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523226189) 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, 261613079 + 261613080.

It is an arithmetic number, because the mean of its divisors is an integer number (261613080).

Almost surely, 2^523226159 is an apocalyptic number.

523226159 is a deficient number, since it is larger than the sum of its proper divisors (1).

523226159 is an equidigital number, since it uses as much as digits as its factorization.

523226159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 35.

The square root of 523226159 is about 22874.1373389249. The cubic root of 523226159 is about 805.8047372247.

The spelling of 523226159 in words is "five hundred twenty-three million, two hundred twenty-six thousand, one hundred fifty-nine".