54111361 has 8 divisors (see below), whose sum is σ = 56097000. Its totient is φ = 52133760.

The previous prime is 54111347. The next prime is 54111371. The reversal of 54111361 is 16311145.

It can be written as a sum of positive squares in 4 ways, for example, as 625 + 54110736 = 25^2 + 7356^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54111361 - 2¹³ = 54103169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54111371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13965 + ... + 17413.

It is an arithmetic number, because the mean of its divisors is an integer number (7012125).

Almost surely, 2^54111361 is an apocalyptic number.

It is an amenable number.

54111361 is a deficient number, since it is larger than the sum of its proper divisors (1985639).

54111361 is a wasteful number, since it uses less digits than its factorization.

54111361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4019.

The product of its digits is 360, while the sum is 22.

The square root of 54111361 is about 7356.0424822047. The cubic root of 54111361 is about 378.2359626168.

The spelling of 54111361 in words is "fifty-four million, one hundred eleven thousand, three hundred sixty-one".