14520003 has 8 divisors (see below), whose sum is σ = 19381008. Its totient is φ = 9669504.

The previous prime is 14519993. The next prime is 14520019. The reversal of 14520003 is 30002541.

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

It is not a de Polignac number, because 14520003 - 2⁴ = 14519987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14520043) 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, 1551 + ... + 5607.

It is an arithmetic number, because the mean of its divisors is an integer number (2422626).

Almost surely, 2^14520003 is an apocalyptic number.

14520003 is a deficient number, since it is larger than the sum of its proper divisors (4861005).

14520003 is a wasteful number, since it uses less digits than its factorization.

14520003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5253.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 14520003 is about 3810.5121702994. The cubic root of 14520003 is about 243.9620282665.

Adding to 14520003 its reverse (30002541), we get a palindrome (44522544).

The spelling of 14520003 in words is "fourteen million, five hundred twenty thousand, three".