201494903 has 2 divisors, whose sum is σ = 201494904. Its totient is φ = 201494902.

The previous prime is 201494879. The next prime is 201494921. The reversal of 201494903 is 309494102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201494903 - 2⁸ = 201494647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201494903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201494963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100747451 + 100747452.

It is an arithmetic number, because the mean of its divisors is an integer number (100747452).

Almost surely, 2^201494903 is an apocalyptic number.

201494903 is a deficient number, since it is larger than the sum of its proper divisors (1).

201494903 is an equidigital number, since it uses as much as digits as its factorization.

201494903 is an evil number, because the sum of its binary digits is even.

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

The square root of 201494903 is about 14194.8900312753. The cubic root of 201494903 is about 586.2569733805.

It can be divided in two parts, 20149 and 4903, that added together give a palindrome (25052).

The spelling of 201494903 in words is "two hundred one million, four hundred ninety-four thousand, nine hundred three".