54251503 has 8 divisors (see below), whose sum is σ = 57571200. Its totient is φ = 51011928.

The previous prime is 54251501. The next prime is 54251513. The reversal of 54251503 is 30515245.

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 54251503 - 2¹ = 54251501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54251501) 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, 18633 + ... + 21346.

It is an arithmetic number, because the mean of its divisors is an integer number (7196400).

Almost surely, 2^54251503 is an apocalyptic number.

54251503 is a deficient number, since it is larger than the sum of its proper divisors (3319697).

54251503 is a wasteful number, since it uses less digits than its factorization.

54251503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40061.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 54251503 is about 7365.5619609097. The cubic root of 54251503 is about 378.5622098757.

Adding to 54251503 its reverse (30515245), we get a palindrome (84766748).

The spelling of 54251503 in words is "fifty-four million, two hundred fifty-one thousand, five hundred three".