53545113 has 6 divisors (see below), whose sum is σ = 77342954. Its totient is φ = 35696736.

The previous prime is 53545109. The next prime is 53545117. The reversal of 53545113 is 31154535.

53545113 is a `hidden beast` number, since 5 + 3 + 545 + 113 = 666.

It is an interprime number because it is at equal distance from previous prime (53545109) and next prime (53545117).

It can be written as a sum of positive squares in only one way, i.e., 46826649 + 6718464 = 6843^2 + 2592^2 .

It is not a de Polignac number, because 53545113 - 2² = 53545109 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 (53545117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2974720 + ... + 2974737.

Almost surely, 2^53545113 is an apocalyptic number.

It is an amenable number.

53545113 is a deficient number, since it is larger than the sum of its proper divisors (23797841).

53545113 is a wasteful number, since it uses less digits than its factorization.

53545113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5949463 (or 5949460 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 53545113 is about 7317.4526305266. The cubic root of 53545113 is about 376.9119842751.

Adding to 53545113 its reverse (31154535), we get a palindrome (84699648).

The spelling of 53545113 in words is "fifty-three million, five hundred forty-five thousand, one hundred thirteen".