20097203 has 12 divisors (see below), whose sum is σ = 24186240. Its totient is φ = 16630992.

The previous prime is 20097197. The next prime is 20097221. The reversal of 20097203 is 30279002.

It is not a de Polignac number, because 20097203 - 2¹⁶ = 20031667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20097223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5651 + ... + 8492.

It is an arithmetic number, because the mean of its divisors is an integer number (2015520).

Almost surely, 2^20097203 is an apocalyptic number.

20097203 is a deficient number, since it is larger than the sum of its proper divisors (4089037).

20097203 is a wasteful number, since it uses less digits than its factorization.

20097203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14186 (or 14179 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 20097203 is about 4482.9904081985. The cubic root of 20097203 is about 271.8808003871.

The spelling of 20097203 in words is "twenty million, ninety-seven thousand, two hundred three".