54393313 has 16 divisors (see below), whose sum is σ = 61350912. Its totient is φ = 47880000.

The previous prime is 54393307. The next prime is 54393331. The reversal of 54393313 is 31339345.

It is a cyclic number.

It is not a de Polignac number, because 54393313 - 2²¹ = 52296161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54394313) 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 15 ways as a sum of consecutive naturals, for example, 27663 + ... + 29563.

It is an arithmetic number, because the mean of its divisors is an integer number (3834432).

Almost surely, 2^54393313 is an apocalyptic number.

It is an amenable number.

54393313 is a deficient number, since it is larger than the sum of its proper divisors (6957599).

54393313 is a wasteful number, since it uses less digits than its factorization.

54393313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016.

The product of its digits is 14580, while the sum is 31.

The square root of 54393313 is about 7375.1822350366. The cubic root of 54393313 is about 378.8917687904.

The spelling of 54393313 in words is "fifty-four million, three hundred ninety-three thousand, three hundred thirteen".