603423901 has 2 divisors, whose sum is σ = 603423902. Its totient is φ = 603423900.

The previous prime is 603423871. The next prime is 603423911. The reversal of 603423901 is 109324306.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 357247801 + 246176100 = 18901^2 + 15690^2 .

It is a cyclic number.

It is not a de Polignac number, because 603423901 - 2¹¹ = 603421853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 603423901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (603423911) 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 as a sum of consecutive naturals, namely, 301711950 + 301711951.

It is an arithmetic number, because the mean of its divisors is an integer number (301711951).

Almost surely, 2^603423901 is an apocalyptic number.

It is an amenable number.

603423901 is a deficient number, since it is larger than the sum of its proper divisors (1).

603423901 is an equidigital number, since it uses as much as digits as its factorization.

603423901 is an odious number, because the sum of its binary digits is odd.

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

The square root of 603423901 is about 24564.6880908348. The cubic root of 603423901 is about 845.0339731681.

The spelling of 603423901 in words is "six hundred three million, four hundred twenty-three thousand, nine hundred one".