54045811 has 2 divisors, whose sum is σ = 54045812. Its totient is φ = 54045810.

The previous prime is 54045809. The next prime is 54045833. The reversal of 54045811 is 11854045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54045811 - 2¹ = 54045809 is a prime.

Together with 54045809, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 54045811.

It is not a weakly prime, because it can be changed into another prime (54045881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27022905 + 27022906.

It is an arithmetic number, because the mean of its divisors is an integer number (27022906).

Almost surely, 2^54045811 is an apocalyptic number.

54045811 is a deficient number, since it is larger than the sum of its proper divisors (1).

54045811 is an equidigital number, since it uses as much as digits as its factorization.

54045811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 54045811 is about 7351.5856112814. The cubic root of 54045811 is about 378.0831703927.

Adding to 54045811 its reverse (11854045), we get a palindrome (65899856).

The spelling of 54045811 in words is "fifty-four million, forty-five thousand, eight hundred eleven".