51110259241 has 2 divisors, whose sum is σ = 51110259242. Its totient is φ = 51110259240.

The previous prime is 51110259157. The next prime is 51110259251. The reversal of 51110259241 is 14295201115.

51110259241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44789373225 + 6320886016 = 211635^2 + 79504^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51110259241 is a prime.

It is a super-2 number, since 2×51110259241² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51110259251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25555129620 + 25555129621.

It is an arithmetic number, because the mean of its divisors is an integer number (25555129621).

Almost surely, 2^51110259241 is an apocalyptic number.

It is an amenable number.

51110259241 is a deficient number, since it is larger than the sum of its proper divisors (1).

51110259241 is an equidigital number, since it uses as much as digits as its factorization.

51110259241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 31.

The spelling of 51110259241 in words is "fifty-one billion, one hundred ten million, two hundred fifty-nine thousand, two hundred forty-one".