522401053 has 4 divisors (see below), whose sum is σ = 522512380. Its totient is φ = 522289728.

The previous prime is 522401017. The next prime is 522401083. The reversal of 522401053 is 350104225.

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 478603129 + 43797924 = 21877^2 + 6618^2 .

It is a cyclic number.

It is not a de Polignac number, because 522401053 - 2²⁵ = 488846621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522401083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48300 + ... + 58117.

It is an arithmetic number, because the mean of its divisors is an integer number (130628095).

Almost surely, 2^522401053 is an apocalyptic number.

It is an amenable number.

522401053 is a deficient number, since it is larger than the sum of its proper divisors (111327).

522401053 is a wasteful number, since it uses less digits than its factorization.

522401053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111326.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 522401053 is about 22856.0944389018. The cubic root of 522401053 is about 805.3809408021.

Adding to 522401053 its reverse (350104225), we get a palindrome (872505278).

The spelling of 522401053 in words is "five hundred twenty-two million, four hundred one thousand, fifty-three".