522367121 has 4 divisors (see below), whose sum is σ = 523143972. Its totient is φ = 521590272.

The previous prime is 522367033. The next prime is 522367141. The reversal of 522367121 is 121763225.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 408646225 + 113720896 = 20215^2 + 10664^2 .

It is a cyclic number.

It is not a de Polignac number, because 522367121 - 2¹⁴ = 522350737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522367141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387416 + ... + 388761.

It is an arithmetic number, because the mean of its divisors is an integer number (130785993).

Almost surely, 2^522367121 is an apocalyptic number.

It is an amenable number.

522367121 is a deficient number, since it is larger than the sum of its proper divisors (776851).

522367121 is an equidigital number, since it uses as much as digits as its factorization.

522367121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776850.

The product of its digits is 5040, while the sum is 29.

The square root of 522367121 is about 22855.3521302998. The cubic root of 522367121 is about 805.3635028729.

The spelling of 522367121 in words is "five hundred twenty-two million, three hundred sixty-seven thousand, one hundred twenty-one".