2491350203 has 4 divisors (see below), whose sum is σ = 2496424728. Its totient is φ = 2486275680.

The previous prime is 2491350181. The next prime is 2491350209. The reversal of 2491350203 is 3020531942.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2491350203 - 2⁶ = 2491350139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2491350209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2536526 + ... + 2537507.

It is an arithmetic number, because the mean of its divisors is an integer number (624106182).

Almost surely, 2^2491350203 is an apocalyptic number.

2491350203 is a deficient number, since it is larger than the sum of its proper divisors (5074525).

2491350203 is an equidigital number, since it uses as much as digits as its factorization.

2491350203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5074524.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2491350203 is about 49913.4270812975. The cubic root of 2491350203 is about 1355.6417221514.

The spelling of 2491350203 in words is "two billion, four hundred ninety-one million, three hundred fifty thousand, two hundred three".