54111455 has 4 divisors (see below), whose sum is σ = 64933752. Its totient is φ = 43289160.

The previous prime is 54111439. The next prime is 54111503. The reversal of 54111455 is 55411145.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55411145 = 5 ⋅11082229.

It is not a de Polignac number, because 54111455 - 2⁴ = 54111439 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5411141 + ... + 5411150.

It is an arithmetic number, because the mean of its divisors is an integer number (16233438).

Almost surely, 2^54111455 is an apocalyptic number.

54111455 is a deficient number, since it is larger than the sum of its proper divisors (10822297).

54111455 is a wasteful number, since it uses less digits than its factorization.

54111455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10822296.

The product of its digits is 2000, while the sum is 26.

The square root of 54111455 is about 7356.0488715070. The cubic root of 54111455 is about 378.2361816352.

The spelling of 54111455 in words is "fifty-four million, one hundred eleven thousand, four hundred fifty-five".