114185125081 has 4 divisors (see below), whose sum is σ = 114377680692. Its totient is φ = 113992569472.

The previous prime is 114185125069. The next prime is 114185125099. The reversal of 114185125081 is 180521581411.

114185125081 = 238940² + 238941².

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 57092801481 + 57092323600 = 238941^2 + 238940^2 .

It is a cyclic number.

It is not a de Polignac number, because 114185125081 - 2⁷ = 114185124953 is a prime.

It is a super-2 number, since 2×114185125081² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 114185125081.

It is not an unprimeable number, because it can be changed into a prime (114185125001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96276916 + ... + 96278101.

It is an arithmetic number, because the mean of its divisors is an integer number (28594420173).

Almost surely, 2^114185125081 is an apocalyptic number.

114185125081 is the 238941-st centered square number.

It is an amenable number.

114185125081 is a deficient number, since it is larger than the sum of its proper divisors (192555611).

114185125081 is an equidigital number, since it uses as much as digits as its factorization.

114185125081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192555610.

The product of its (nonzero) digits is 12800, while the sum is 37.

The spelling of 114185125081 in words is "one hundred fourteen billion, one hundred eighty-five million, one hundred twenty-five thousand, eighty-one".