54152503 has 4 divisors (see below), whose sum is σ = 54167400. Its totient is φ = 54137608.

The previous prime is 54152491. The next prime is 54152509. The reversal of 54152503 is 30525145.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54152503 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 (54152509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2001 + ... + 10597.

It is an arithmetic number, because the mean of its divisors is an integer number (13541850).

Almost surely, 2^54152503 is an apocalyptic number.

54152503 is a deficient number, since it is larger than the sum of its proper divisors (14897).

54152503 is an equidigital number, since it uses as much as digits as its factorization.

54152503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14896.

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

The square root of 54152503 is about 7358.8384273607. The cubic root of 54152503 is about 378.3317985711.

Adding to 54152503 its reverse (30525145), we get a palindrome (84677648).

The spelling of 54152503 in words is "fifty-four million, one hundred fifty-two thousand, five hundred three".