114965821 has 4 divisors (see below), whose sum is σ = 114988572. Its totient is φ = 114943072.

The previous prime is 114965791. The next prime is 114965843. The reversal of 114965821 is 128569411.

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 46308025 + 68657796 = 6805^2 + 8286^2 .

It is a cyclic number.

It is not a de Polignac number, because 114965821 - 2¹⁵ = 114933053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (114965021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10 + ... + 15163.

It is an arithmetic number, because the mean of its divisors is an integer number (28747143).

Almost surely, 2^114965821 is an apocalyptic number.

It is an amenable number.

114965821 is a deficient number, since it is larger than the sum of its proper divisors (22751).

114965821 is an equidigital number, since it uses as much as digits as its factorization.

114965821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22750.

The product of its digits is 17280, while the sum is 37.

The square root of 114965821 is about 10722.2115722457. The cubic root of 114965821 is about 486.2462313597.

The spelling of 114965821 in words is "one hundred fourteen million, nine hundred sixty-five thousand, eight hundred twenty-one".