499165903 has 2 divisors, whose sum is σ = 499165904. Its totient is φ = 499165902.

The previous prime is 499165873. The next prime is 499165907. The reversal of 499165903 is 309561994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499165903 - 2¹⁷ = 499034831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499165907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249582951 + 249582952.

It is an arithmetic number, because the mean of its divisors is an integer number (249582952).

Almost surely, 2^499165903 is an apocalyptic number.

499165903 is a deficient number, since it is larger than the sum of its proper divisors (1).

499165903 is an equidigital number, since it uses as much as digits as its factorization.

499165903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 499165903 is about 22342.0210142234. The cubic root of 499165903 is about 793.2589315195.

The spelling of 499165903 in words is "four hundred ninety-nine million, one hundred sixty-five thousand, nine hundred three".