53423133 has 16 divisors (see below), whose sum is σ = 74148480. Its totient is φ = 34172096.

The previous prime is 53423119. The next prime is 53423141. The reversal of 53423133 is 33132435.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 53423133 - 2¹³ = 53414941 is a prime.

It is a super-2 number, since 2×53423133² = 5708062279071378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53423173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12691 + ... + 16367.

It is an arithmetic number, because the mean of its divisors is an integer number (4634280).

Almost surely, 2^53423133 is an apocalyptic number.

It is an amenable number.

53423133 is a deficient number, since it is larger than the sum of its proper divisors (20725347).

53423133 is a wasteful number, since it uses less digits than its factorization.

53423133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876.

The product of its digits is 3240, while the sum is 24.

The square root of 53423133 is about 7309.1130104822. The cubic root of 53423133 is about 376.6255548972.

Adding to 53423133 its reverse (33132435), we get a palindrome (86555568).

The spelling of 53423133 in words is "fifty-three million, four hundred twenty-three thousand, one hundred thirty-three".