149203 has 4 divisors (see below), whose sum is σ = 154048. Its totient is φ = 144360.

The previous prime is 149197. The next prime is 149213. The reversal of 149203 is 302941.

149203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 149203 - 2⁹ = 148691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149213) 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, 2376 + ... + 2437.

It is an arithmetic number, because the mean of its divisors is an integer number (38512).

2¹⁴⁹²⁰³ is an apocalyptic number.

149203 is a deficient number, since it is larger than the sum of its proper divisors (4845).

149203 is an equidigital number, since it uses as much as digits as its factorization.

149203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4844.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 149203 is about 386.2680416498. The cubic root of 149203 is about 53.0386569762.

The spelling of 149203 in words is "one hundred forty-nine thousand, two hundred three".