149630203 has 8 divisors (see below), whose sum is σ = 156823200. Its totient is φ = 142494528.

The previous prime is 149630179. The next prime is 149630207. The reversal of 149630203 is 302036941.

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

It is a cyclic number.

It is not a de Polignac number, because 149630203 - 2⁹ = 149629691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149630207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8938 + ... + 19471.

It is an arithmetic number, because the mean of its divisors is an integer number (19602900).

Almost surely, 2^149630203 is an apocalyptic number.

149630203 is a deficient number, since it is larger than the sum of its proper divisors (7192997).

149630203 is a wasteful number, since it uses less digits than its factorization.

149630203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28661.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 149630203 is about 12232.3424984751. The cubic root of 149630203 is about 530.8922942317.

The spelling of 149630203 in words is "one hundred forty-nine million, six hundred thirty thousand, two hundred three".