5111451442241 has 4 divisors (see below), whose sum is σ = 5111574749232. Its totient is φ = 5111328135252.

The previous prime is 5111451442187. The next prime is 5111451442243. The reversal of 5111451442241 is 1422441541115.

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-5111451442241 is a prime.

It is a super-2 number, since 2×5111451442241² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5111451442243) 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, 61591295 + ... + 61674228.

It is an arithmetic number, because the mean of its divisors is an integer number (1277893687308).

Almost surely, 2^{5111451442241} is an apocalyptic number.

It is an amenable number.

5111451442241 is a deficient number, since it is larger than the sum of its proper divisors (123306991).

5111451442241 is a wasteful number, since it uses less digits than its factorization.

5111451442241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123306990.

The product of its digits is 25600, while the sum is 35.

Adding to 5111451442241 its reverse (1422441541115), we get a palindrome (6533892983356).

The spelling of 5111451442241 in words is "five trillion, one hundred eleven billion, four hundred fifty-one million, four hundred forty-two thousand, two hundred forty-one".