54609111 has 12 divisors (see below), whose sum is σ = 79502592. Its totient is φ = 36118656.

The previous prime is 54609029. The next prime is 54609119. The reversal of 54609111 is 11190645.

54609111 is a `hidden beast` number, since 54 + 609 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 54609111 - 2¹⁰ = 54608087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54609119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22746 + ... + 25031.

It is an arithmetic number, because the mean of its divisors is an integer number (6625216).

Almost surely, 2^54609111 is an apocalyptic number.

54609111 is a deficient number, since it is larger than the sum of its proper divisors (24893481).

54609111 is a wasteful number, since it uses less digits than its factorization.

54609111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47910 (or 47907 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 54609111 is about 7389.7977644858. The cubic root of 54609111 is about 379.3921746298.

Adding to 54609111 its reverse (11190645), we get a palindrome (65799756).

The spelling of 54609111 in words is "fifty-four million, six hundred nine thousand, one hundred eleven".