16725003 has 4 divisors (see below), whose sum is σ = 22300008. Its totient is φ = 11150000.

The previous prime is 16724993. The next prime is 16725043. The reversal of 16725003 is 30052761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30052761 = 3 ⋅10017587.

It is a cyclic number.

It is not a de Polignac number, because 16725003 - 2⁴ = 16724987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16725043) 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, 2787498 + ... + 2787503.

It is an arithmetic number, because the mean of its divisors is an integer number (5575002).

Almost surely, 2^16725003 is an apocalyptic number.

16725003 is a deficient number, since it is larger than the sum of its proper divisors (5575005).

16725003 is an equidigital number, since it uses as much as digits as its factorization.

16725003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5575004.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 16725003 is about 4089.6213761178. The cubic root of 16725003 is about 255.7341549758.

Adding to 16725003 its reverse (30052761), we get a palindrome (46777764).

The spelling of 16725003 in words is "sixteen million, seven hundred twenty-five thousand, three".