54803309 has 4 divisors (see below), whose sum is σ = 59785440. Its totient is φ = 49821180.

The previous prime is 54803303. The next prime is 54803311. The reversal of 54803309 is 90330845.

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 a cyclic number.

It is not a de Polignac number, because 54803309 - 2⁴ = 54803293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54803303) 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, 2491049 + ... + 2491070.

It is an arithmetic number, because the mean of its divisors is an integer number (14946360).

Almost surely, 2^54803309 is an apocalyptic number.

It is an amenable number.

54803309 is a deficient number, since it is larger than the sum of its proper divisors (4982131).

54803309 is a wasteful number, since it uses less digits than its factorization.

54803309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4982130.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 54803309 is about 7402.9257054221. The cubic root of 54803309 is about 379.8413673053.

The spelling of 54803309 in words is "fifty-four million, eight hundred three thousand, three hundred nine".