54321263 has 4 divisors (see below), whose sum is σ = 56194440. Its totient is φ = 52448088.

The previous prime is 54321257. The next prime is 54321287. The reversal of 54321263 is 36212345.

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

It is a cyclic number.

It is not a de Polignac number, because 54321263 - 2⁶ = 54321199 is a prime.

It is a super-2 number, since 2×54321263² = 5901599227830338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54321203) 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, 936545 + ... + 936602.

It is an arithmetic number, because the mean of its divisors is an integer number (14048610).

Almost surely, 2^54321263 is an apocalyptic number.

54321263 is a deficient number, since it is larger than the sum of its proper divisors (1873177).

54321263 is a wasteful number, since it uses less digits than its factorization.

54321263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873176.

The product of its digits is 4320, while the sum is 26.

The square root of 54321263 is about 7370.2959913425. The cubic root of 54321263 is about 378.7244000894.

The spelling of 54321263 in words is "fifty-four million, three hundred twenty-one thousand, two hundred sixty-three".