5111145553131 has 8 divisors (see below), whose sum is σ = 7572067486160. Its totient is φ = 3407430368736.

The previous prime is 5111145553117. The next prime is 5111145553133. The reversal of 5111145553131 is 1313555411115.

5111145553131 is a `hidden beast` number, since 5 + 1 + 1 + 114 + 5 + 5 + 531 + 3 + 1 = 666.

It is not a de Polignac number, because 5111145553131 - 2⁶ = 5111145553067 is a prime.

It is a super-3 number, since 3×5111145553131³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5111145553133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94650843550 + ... + 94650843603.

It is an arithmetic number, because the mean of its divisors is an integer number (946508435770).

Almost surely, 2^{5111145553131} is an apocalyptic number.

5111145553131 is a deficient number, since it is larger than the sum of its proper divisors (2460921933029).

5111145553131 is a wasteful number, since it uses less digits than its factorization.

5111145553131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189301687162 (or 189301687156 counting only the distinct ones).

The product of its digits is 22500, while the sum is 36.

The spelling of 5111145553131 in words is "five trillion, one hundred eleven billion, one hundred forty-five million, five hundred fifty-three thousand, one hundred thirty-one".