54106613 has 4 divisors (see below), whose sum is σ = 59025408. Its totient is φ = 49187820.

The previous prime is 54106607. The next prime is 54106639. The reversal of 54106613 is 31660145.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-54106613 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 (54106673) 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, 2459381 + ... + 2459402.

It is an arithmetic number, because the mean of its divisors is an integer number (14756352).

Almost surely, 2^54106613 is an apocalyptic number.

It is an amenable number.

54106613 is a deficient number, since it is larger than the sum of its proper divisors (4918795).

54106613 is a wasteful number, since it uses less digits than its factorization.

54106613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4918794.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 54106613 is about 7355.7197472443. The cubic root of 54106613 is about 378.2248995249.

Adding to 54106613 its reverse (31660145), we get a palindrome (85766758).

The spelling of 54106613 in words is "fifty-four million, one hundred six thousand, six hundred thirteen".