53243122 has 4 divisors (see below), whose sum is σ = 79864686. Its totient is φ = 26621560.

The previous prime is 53243119. The next prime is 53243123. The reversal of 53243122 is 22134235.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22134235 = 5 ⋅4426847.

It can be written as a sum of positive squares in only one way, i.e., 45171841 + 8071281 = 6721^2 + 2841^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53243093 and 53243102.

It is not an unprimeable number, because it can be changed into a prime (53243123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13310779 + ... + 13310782.

Almost surely, 2^53243122 is an apocalyptic number.

53243122 is a deficient number, since it is larger than the sum of its proper divisors (26621564).

53243122 is a wasteful number, since it uses less digits than its factorization.

53243122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26621563.

The product of its digits is 1440, while the sum is 22.

The square root of 53243122 is about 7296.7884716497. The cubic root of 53243122 is about 376.2020614928.

Adding to 53243122 its reverse (22134235), we get a palindrome (75377357).

The spelling of 53243122 in words is "fifty-three million, two hundred forty-three thousand, one hundred twenty-two".