149207203 has 2 divisors, whose sum is σ = 149207204. Its totient is φ = 149207202.

The previous prime is 149207161. The next prime is 149207207. The reversal of 149207203 is 302702941.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149207203 is a prime.

It is not a weakly prime, because it can be changed into another prime (149207207) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74603601 + 74603602.

It is an arithmetic number, because the mean of its divisors is an integer number (74603602).

Almost surely, 2^149207203 is an apocalyptic number.

149207203 is a deficient number, since it is larger than the sum of its proper divisors (1).

149207203 is an equidigital number, since it uses as much as digits as its factorization.

149207203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 149207203 is about 12215.0400326810. The cubic root of 149207203 is about 530.3915499880.

The spelling of 149207203 in words is "one hundred forty-nine million, two hundred seven thousand, two hundred three".