54439371 has 20 divisors (see below), whose sum is σ = 92941552. Its totient is φ = 31107888.

The previous prime is 54439369. The next prime is 54439387. The reversal of 54439371 is 17393445.

It is not a de Polignac number, because 54439371 - 2¹ = 54439369 is a prime.

It is a super-2 number, since 2×54439371² = 5927290229751282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54439391) 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 19 ways as a sum of consecutive naturals, for example, 47440 + ... + 48573.

Almost surely, 2^54439371 is an apocalyptic number.

54439371 is a deficient number, since it is larger than the sum of its proper divisors (38502181).

54439371 is an equidigital number, since it uses as much as digits as its factorization.

54439371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96032 (or 96023 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 54439371 is about 7378.3040734304. The cubic root of 54439371 is about 378.9986818945.

The spelling of 54439371 in words is "fifty-four million, four hundred thirty-nine thousand, three hundred seventy-one".