5145111113 has 4 divisors (see below), whose sum is σ = 5156224128. Its totient is φ = 5133998100.

The previous prime is 5145111043. The next prime is 5145111161. The reversal of 5145111113 is 3111115415.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5145111113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5145111173) 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, 5555813 + ... + 5556738.

It is an arithmetic number, because the mean of its divisors is an integer number (1289056032).

Almost surely, 2^5145111113 is an apocalyptic number.

It is an amenable number.

5145111113 is a deficient number, since it is larger than the sum of its proper divisors (11113015).

5145111113 is a wasteful number, since it uses less digits than its factorization.

5145111113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11113014.

The product of its digits is 300, while the sum is 23.

The square root of 5145111113 is about 71729.4298945698. The cubic root of 5145111113 is about 1726.3608795256.

Adding to 5145111113 its reverse (3111115415), we get a palindrome (8256226528).

The spelling of 5145111113 in words is "five billion, one hundred forty-five million, one hundred eleven thousand, one hundred thirteen".