2193510013 has 2 divisors, whose sum is σ = 2193510014. Its totient is φ = 2193510012.

The previous prime is 2193510001. The next prime is 2193510029. The reversal of 2193510013 is 3100153912.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1883820409 + 309689604 = 43403^2 + 17598^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2193510013 is a prime.

It is a super-2 number, since 2×2193510013² = 9622972354262520338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2193510013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2193510313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096755006 + 1096755007.

It is an arithmetic number, because the mean of its divisors is an integer number (1096755007).

Almost surely, 2^2193510013 is an apocalyptic number.

It is an amenable number.

2193510013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2193510013 is an equidigital number, since it uses as much as digits as its factorization.

2193510013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 2193510013 is about 46834.9230062354. The cubic root of 2193510013 is about 1299.3112748307.

Adding to 2193510013 its reverse (3100153912), we get a palindrome (5293663925).

The spelling of 2193510013 in words is "two billion, one hundred ninety-three million, five hundred ten thousand, thirteen".