5111311142141 has 2 divisors, whose sum is σ = 5111311142142. Its totient is φ = 5111311142140.

The previous prime is 5111311142137. The next prime is 5111311142143. The reversal of 5111311142141 is 1412411131115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4714852019641 + 396459122500 = 2171371^2 + 629650^2 .

It is a cyclic number.

It is not a de Polignac number, because 5111311142141 - 2² = 5111311142137 is a prime.

It is a super-2 number, since 2×5111311142141² (a number of 26 digits) contains 22 as substring.

Together with 5111311142143, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5111311142141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5111311142143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555655571070 + 2555655571071.

It is an arithmetic number, because the mean of its divisors is an integer number (2555655571071).

Almost surely, 2^{5111311142141} is an apocalyptic number.

It is an amenable number.

5111311142141 is a deficient number, since it is larger than the sum of its proper divisors (1).

5111311142141 is an equidigital number, since it uses as much as digits as its factorization.

5111311142141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480, while the sum is 26.

Adding to 5111311142141 its reverse (1412411131115), we get a palindrome (6523722273256).

The spelling of 5111311142141 in words is "five trillion, one hundred eleven billion, three hundred eleven million, one hundred forty-two thousand, one hundred forty-one".