53481123 has 6 divisors (see below), whose sum is σ = 77250524. Its totient is φ = 35654076.

The previous prime is 53481119. The next prime is 53481137. The reversal of 53481123 is 32118435.

It is a happy number.

53481123 is a `hidden beast` number, since 534 + 8 + 1 + 123 = 666.

It is not a de Polignac number, because 53481123 - 2² = 53481119 is a prime.

It is a super-2 number, since 2×53481123² = 5720461034682258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53481023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2971165 + ... + 2971182.

Almost surely, 2^53481123 is an apocalyptic number.

53481123 is a deficient number, since it is larger than the sum of its proper divisors (23769401).

53481123 is a wasteful number, since it uses less digits than its factorization.

53481123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5942353 (or 5942350 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 53481123 is about 7313.0789001624. The cubic root of 53481123 is about 376.7617793937.

Adding to 53481123 its reverse (32118435), we get a palindrome (85599558).

The spelling of 53481123 in words is "fifty-three million, four hundred eighty-one thousand, one hundred twenty-three".