54203313 has 4 divisors (see below), whose sum is σ = 72271088. Its totient is φ = 36135540.

The previous prime is 54203297. The next prime is 54203321. The reversal of 54203313 is 31330245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 54203313 - 2⁴ = 54203297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54203313.

It is not an unprimeable number, because it can be changed into a prime (54203393) 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, 9033883 + ... + 9033888.

It is an arithmetic number, because the mean of its divisors is an integer number (18067772).

Almost surely, 2^54203313 is an apocalyptic number.

It is an amenable number.

54203313 is a deficient number, since it is larger than the sum of its proper divisors (18067775).

54203313 is a wasteful number, since it uses less digits than its factorization.

54203313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18067774.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 54203313 is about 7362.2899290914. The cubic root of 54203313 is about 378.4500881457.

Adding to 54203313 its reverse (31330245), we get a palindrome (85533558).

The spelling of 54203313 in words is "fifty-four million, two hundred three thousand, three hundred thirteen".