94121 has 2 divisors, whose sum is σ = 94122. Its totient is φ = 94120.

The previous prime is 94117. The next prime is 94151. The reversal of 94121 is 12149.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75625 + 18496 = 275^2 + 136^2 .

It is an emirp because it is prime and its reverse (12149) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94121 - 2² = 94117 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 94121.

It is not a weakly prime, because it can be changed into another prime (94111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47060 + 47061.

It is an arithmetic number, because the mean of its divisors is an integer number (47061).

2⁹⁴¹²¹ is an apocalyptic number.

It is an amenable number.

94121 is a deficient number, since it is larger than the sum of its proper divisors (1).

94121 is an equidigital number, since it uses as much as digits as its factorization.

94121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72, while the sum is 17.

The square root of 94121 is about 306.7914601158. The cubic root of 94121 is about 45.4878605460.

Subtracting from 94121 its product of digits (72), we obtain a palindrome (94049).

The spelling of 94121 in words is "ninety-four thousand, one hundred twenty-one".