53354443 has 8 divisors (see below), whose sum is σ = 55492976. Its totient is φ = 51256800.

The previous prime is 53354429. The next prime is 53354531. The reversal of 53354443 is 34445335.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53354443 - 2⁹ = 53353931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53324443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7548 + ... + 12793.

It is an arithmetic number, because the mean of its divisors is an integer number (6936622).

Almost surely, 2^53354443 is an apocalyptic number.

53354443 is a deficient number, since it is larger than the sum of its proper divisors (2138533).

53354443 is a wasteful number, since it uses less digits than its factorization.

53354443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20445.

The product of its digits is 43200, while the sum is 31.

The square root of 53354443 is about 7304.4125704946. The cubic root of 53354443 is about 376.4640673939.

Adding to 53354443 its reverse (34445335), we get a palindrome (87799778).

The spelling of 53354443 in words is "fifty-three million, three hundred fifty-four thousand, four hundred forty-three".