149229203 has 2 divisors, whose sum is σ = 149229204. Its totient is φ = 149229202.

The previous prime is 149229187. The next prime is 149229209. The reversal of 149229203 is 302922941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149229203 - 2⁴ = 149229187 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 149229203.

It is not a weakly prime, because it can be changed into another prime (149229209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74614601 + 74614602.

It is an arithmetic number, because the mean of its divisors is an integer number (74614602).

Almost surely, 2^149229203 is an apocalyptic number.

149229203 is a deficient number, since it is larger than the sum of its proper divisors (1).

149229203 is an equidigital number, since it uses as much as digits as its factorization.

149229203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 149229203 is about 12215.9405286699. The cubic root of 149229203 is about 530.4176167381.

The spelling of 149229203 in words is "one hundred forty-nine million, two hundred twenty-nine thousand, two hundred three".