522541949 has 2 divisors, whose sum is σ = 522541950. Its totient is φ = 522541948.

The previous prime is 522541939. The next prime is 522541951. The reversal of 522541949 is 949145225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 406828900 + 115713049 = 20170^2 + 10757^2 .

It is a cyclic number.

It is not a de Polignac number, because 522541949 - 2⁸ = 522541693 is a prime.

Together with 522541951, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522541939) 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, 261270974 + 261270975.

It is an arithmetic number, because the mean of its divisors is an integer number (261270975).

Almost surely, 2^522541949 is an apocalyptic number.

It is an amenable number.

522541949 is a deficient number, since it is larger than the sum of its proper divisors (1).

522541949 is an equidigital number, since it uses as much as digits as its factorization.

522541949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 41.

The square root of 522541949 is about 22859.1764724804. The cubic root of 522541949 is about 805.4533403198.

It can be divided in two parts, 5225 and 41949, that added together give a palindrome (47174).

The spelling of 522541949 in words is "five hundred twenty-two million, five hundred forty-one thousand, nine hundred forty-nine".