185227411051 has 2 divisors, whose sum is σ = 185227411052. Its totient is φ = 185227411050.

The previous prime is 185227411049. The next prime is 185227411079. The reversal of 185227411051 is 150114722581.

It is a weak prime.

It is an emirp because it is prime and its reverse (150114722581) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 185227411051 - 2¹ = 185227411049 is a prime.

It is a super-2 number, since 2×185227411051² (a number of 23 digits) contains 22 as substring.

Together with 185227411049, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 185227411051.

It is not a weakly prime, because it can be changed into another prime (185227411001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92613705525 + 92613705526.

It is an arithmetic number, because the mean of its divisors is an integer number (92613705526).

Almost surely, 2^185227411051 is an apocalyptic number.

185227411051 is a deficient number, since it is larger than the sum of its proper divisors (1).

185227411051 is an equidigital number, since it uses as much as digits as its factorization.

185227411051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 37.

The spelling of 185227411051 in words is "one hundred eighty-five billion, two hundred twenty-seven million, four hundred eleven thousand, fifty-one".