54322145 has 4 divisors (see below), whose sum is σ = 65186580. Its totient is φ = 43457712.

The previous prime is 54322141. The next prime is 54322183. The reversal of 54322145 is 54122345.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6932689 + 47389456 = 2633^2 + 6884^2 .

It is a cyclic number.

It is not a de Polignac number, because 54322145 - 2² = 54322141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54322141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5432210 + ... + 5432219.

It is an arithmetic number, because the mean of its divisors is an integer number (16296645).

Almost surely, 2^54322145 is an apocalyptic number.

It is an amenable number.

54322145 is a deficient number, since it is larger than the sum of its proper divisors (10864435).

54322145 is a wasteful number, since it uses less digits than its factorization.

54322145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10864434.

The product of its digits is 4800, while the sum is 26.

The square root of 54322145 is about 7370.3558258744. The cubic root of 54322145 is about 378.7264498277.

The spelling of 54322145 in words is "fifty-four million, three hundred twenty-two thousand, one hundred forty-five".