54256311 has 12 divisors (see below), whose sum is σ = 81273192. Its totient is φ = 36170712.

The previous prime is 54256309. The next prime is 54256313. The reversal of 54256311 is 11365245.

54256311 is a `hidden beast` number, since 5 + 4 + 25 + 631 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (54256309) and next prime (54256313).

It is not a de Polignac number, because 54256311 - 2¹ = 54256309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54256313) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 111396 + ... + 111881.

It is an arithmetic number, because the mean of its divisors is an integer number (6772766).

Almost surely, 2^54256311 is an apocalyptic number.

54256311 is a deficient number, since it is larger than the sum of its proper divisors (27016881).

54256311 is an equidigital number, since it uses as much as digits as its factorization.

54256311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223292 (or 223280 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 54256311 is about 7365.8883374648. Note that the first 3 decimals coincide. The cubic root of 54256311 is about 378.5733928122.

The spelling of 54256311 in words is "fifty-four million, two hundred fifty-six thousand, three hundred eleven".