54434405 has 4 divisors (see below), whose sum is σ = 65321292. Its totient is φ = 43547520.

The previous prime is 54434389. The next prime is 54434423. The reversal of 54434405 is 50443445.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7086244 + 47348161 = 2662^2 + 6881^2 .

It is not a de Polignac number, because 54434405 - 2⁴ = 54434389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5443436 + ... + 5443445.

It is an arithmetic number, because the mean of its divisors is an integer number (16330323).

Almost surely, 2^54434405 is an apocalyptic number.

It is an amenable number.

54434405 is a deficient number, since it is larger than the sum of its proper divisors (10886887).

54434405 is a wasteful number, since it uses less digits than its factorization.

54434405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10886886.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 54434405 is about 7377.9675385569. The cubic root of 54434405 is about 378.9871573633.

It can be divided in two parts, 5443440 and 5, that added together give a palindrome (5443445).

The spelling of 54434405 in words is "fifty-four million, four hundred thirty-four thousand, four hundred five".