2501399203 has 8 divisors (see below), whose sum is σ = 2520239040. Its totient is φ = 2482596480.

The previous prime is 2501399189. The next prime is 2501399209. The reversal of 2501399203 is 3029931052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2501399203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2501399209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134283 + ... + 151771.

It is an arithmetic number, because the mean of its divisors is an integer number (315029880).

Almost surely, 2^2501399203 is an apocalyptic number.

2501399203 is a deficient number, since it is larger than the sum of its proper divisors (18839837).

2501399203 is a wasteful number, since it uses less digits than its factorization.

2501399203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18557.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 2501399203 is about 50013.9900727786. The cubic root of 2501399203 is about 1357.4619624929.

The spelling of 2501399203 in words is "two billion, five hundred one million, three hundred ninety-nine thousand, two hundred three".