105551415227 has 2 divisors, whose sum is σ = 105551415228. Its totient is φ = 105551415226.

The previous prime is 105551415223. The next prime is 105551415289. The reversal of 105551415227 is 722514155501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105551415227 - 2² = 105551415223 is a prime.

It is a super-2 number, since 2×105551415227² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105551415223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52775707613 + 52775707614.

It is an arithmetic number, because the mean of its divisors is an integer number (52775707614).

Almost surely, 2^105551415227 is an apocalyptic number.

105551415227 is a deficient number, since it is larger than the sum of its proper divisors (1).

105551415227 is an equidigital number, since it uses as much as digits as its factorization.

105551415227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70000, while the sum is 38.

The spelling of 105551415227 in words is "one hundred five billion, five hundred fifty-one million, four hundred fifteen thousand, two hundred twenty-seven".