51001150171 has 2 divisors, whose sum is σ = 51001150172. Its totient is φ = 51001150170.

The previous prime is 51001150147. The next prime is 51001150177. The reversal of 51001150171 is 17105110015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51001150171 - 2¹¹ = 51001148123 is a prime.

It is a super-2 number, since 2×51001150171² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51001150177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25500575085 + 25500575086.

It is an arithmetic number, because the mean of its divisors is an integer number (25500575086).

Almost surely, 2^51001150171 is an apocalyptic number.

51001150171 is a deficient number, since it is larger than the sum of its proper divisors (1).

51001150171 is an equidigital number, since it uses as much as digits as its factorization.

51001150171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 175, while the sum is 22.

Adding to 51001150171 its reverse (17105110015), we get a palindrome (68106260186).

The spelling of 51001150171 in words is "fifty-one billion, one million, one hundred fifty thousand, one hundred seventy-one".