603242149 has 2 divisors, whose sum is σ = 603242150. Its totient is φ = 603242148.

The previous prime is 603242147. The next prime is 603242173. The reversal of 603242149 is 941242306.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 593896900 + 9345249 = 24370^2 + 3057^2 .

It is a cyclic number.

It is not a de Polignac number, because 603242149 - 2¹ = 603242147 is a prime.

Together with 603242147, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 603242149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (603242147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301621074 + 301621075.

It is an arithmetic number, because the mean of its divisors is an integer number (301621075).

Almost surely, 2^603242149 is an apocalyptic number.

It is an amenable number.

603242149 is a deficient number, since it is larger than the sum of its proper divisors (1).

603242149 is an equidigital number, since it uses as much as digits as its factorization.

603242149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 603242149 is about 24560.9883555202. The cubic root of 603242149 is about 844.9491229011.

The spelling of 603242149 in words is "six hundred three million, two hundred forty-two thousand, one hundred forty-nine".