54340443 has 16 divisors (see below), whose sum is σ = 80688000. Its totient is φ = 36144360.

The previous prime is 54340411. The next prime is 54340453. The reversal of 54340443 is 34404345.

It is not a de Polignac number, because 54340443 - 2⁵ = 54340411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (54340453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11208 + ... + 15306.

It is an arithmetic number, because the mean of its divisors is an integer number (5043000).

Almost surely, 2^54340443 is an apocalyptic number.

54340443 is a deficient number, since it is larger than the sum of its proper divisors (26347557).

54340443 is a wasteful number, since it uses less digits than its factorization.

54340443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4599 (or 4593 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 54340443 is about 7371.5970454170. The cubic root of 54340443 is about 378.7689687588.

Adding to 54340443 its reverse (34404345), we get a palindrome (88744788).

The spelling of 54340443 in words is "fifty-four million, three hundred forty thousand, four hundred forty-three".