2503563213 has 4 divisors (see below), whose sum is σ = 3338084288. Its totient is φ = 1669042140.

The previous prime is 2503563169. The next prime is 2503563229. The reversal of 2503563213 is 3123653052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2503563213 - 2¹⁶ = 2503497677 is a prime.

It is a super-2 number, since 2×2503563213² = 12535657522973766738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2503563313) 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, 417260533 + ... + 417260538.

It is an arithmetic number, because the mean of its divisors is an integer number (834521072).

Almost surely, 2^2503563213 is an apocalyptic number.

It is an amenable number.

2503563213 is a deficient number, since it is larger than the sum of its proper divisors (834521075).

2503563213 is an equidigital number, since it uses as much as digits as its factorization.

2503563213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834521074.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 2503563213 is about 50035.6194425531. The cubic root of 2503563213 is about 1357.8533054062.

The spelling of 2503563213 in words is "two billion, five hundred three million, five hundred sixty-three thousand, two hundred thirteen".