511112025388141 has 2 divisors, whose sum is σ = 511112025388142. Its totient is φ = 511112025388140.

The previous prime is 511112025388087. The next prime is 511112025388169. The reversal of 511112025388141 is 141883520211115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 408855638792041 + 102256386596100 = 20220179^2 + 10112190^2 .

It is a cyclic number.

It is not a de Polignac number, because 511112025388141 - 2³³ = 511103435453549 is a prime.

It is a super-2 number, since 2×511112025388141² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511112025388241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255556012694070 + 255556012694071.

It is an arithmetic number, because the mean of its divisors is an integer number (255556012694071).

Almost surely, 2^{511112025388141} is an apocalyptic number.

It is an amenable number.

511112025388141 is a deficient number, since it is larger than the sum of its proper divisors (1).

511112025388141 is an equidigital number, since it uses as much as digits as its factorization.

511112025388141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76800, while the sum is 43.

Adding to 511112025388141 its reverse (141883520211115), we get a palindrome (652995545599256).

The spelling of 511112025388141 in words is "five hundred eleven trillion, one hundred twelve billion, twenty-five million, three hundred eighty-eight thousand, one hundred forty-one".