5111150505493 has 2 divisors, whose sum is σ = 5111150505494. Its totient is φ = 5111150505492.

The previous prime is 5111150505481. The next prime is 5111150505511. The reversal of 5111150505493 is 3945050511115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5103433410084 + 7717095409 = 2259078^2 + 87847^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5111150505493 is a prime.

It is a super-2 number, since 2×5111150505493² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5111150505443) 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 as a sum of consecutive naturals, namely, 2555575252746 + 2555575252747.

It is an arithmetic number, because the mean of its divisors is an integer number (2555575252747).

Almost surely, 2^{5111150505493} is an apocalyptic number.

It is an amenable number.

5111150505493 is a deficient number, since it is larger than the sum of its proper divisors (1).

5111150505493 is an equidigital number, since it uses as much as digits as its factorization.

5111150505493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67500, while the sum is 40.

The spelling of 5111150505493 in words is "five trillion, one hundred eleven billion, one hundred fifty million, five hundred five thousand, four hundred ninety-three".