7138203 has 8 divisors (see below), whose sum is σ = 9638400. Its totient is φ = 4698408.

The previous prime is 7138193. The next prime is 7138207. The reversal of 7138203 is 3028317.

7138203 is nontrivially palindromic in base 2.

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

It is not a de Polignac number, because 7138203 - 2⁸ = 7137947 is a prime.

7138203 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7138207) 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, 14823 + ... + 15296.

It is an arithmetic number, because the mean of its divisors is an integer number (1204800).

Almost surely, 2^7138203 is an apocalyptic number.

7138203 is a deficient number, since it is larger than the sum of its proper divisors (2500197).

7138203 is a wasteful number, since it uses less digits than its factorization.

7138203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30201.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 7138203 is about 2671.7415668436. The cubic root of 7138203 is about 192.5438411418.

The spelling of 7138203 in words is "seven million, one hundred thirty-eight thousand, two hundred three".