13672503 has 16 divisors (see below), whose sum is σ = 21814240. Its totient is φ = 8413632.

The previous prime is 13672487. The next prime is 13672513. The reversal of 13672503 is 30527631.

It is a happy number.

13672503 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13672503 - 2⁴ = 13672487 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13672513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19126 + ... + 19827.

It is an arithmetic number, because the mean of its divisors is an integer number (1363390).

Almost surely, 2^13672503 is an apocalyptic number.

13672503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13672503 is a deficient number, since it is larger than the sum of its proper divisors (8141737).

13672503 is a wasteful number, since it uses less digits than its factorization.

13672503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38975 (or 38969 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 13672503 is about 3697.6347845616. The cubic root of 13672503 is about 239.1200589586.

The spelling of 13672503 in words is "thirteen million, six hundred seventy-two thousand, five hundred three".