94541921 has 2 divisors, whose sum is σ = 94541922. Its totient is φ = 94541920.

The previous prime is 94541917. The next prime is 94541969. The reversal of 94541921 is 12914549.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48790225 + 45751696 = 6985^2 + 6764^2 .

It is a cyclic number.

It is not a de Polignac number, because 94541921 - 2² = 94541917 is a prime.

It is not a weakly prime, because it can be changed into another prime (94540921) 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, 47270960 + 47270961.

It is an arithmetic number, because the mean of its divisors is an integer number (47270961).

Almost surely, 2^94541921 is an apocalyptic number.

It is an amenable number.

94541921 is a deficient number, since it is larger than the sum of its proper divisors (1).

94541921 is an equidigital number, since it uses as much as digits as its factorization.

94541921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 35.

The square root of 94541921 is about 9723.2669921174. The cubic root of 94541921 is about 455.5556886531. Note that the first 3 decimals are identical.

The spelling of 94541921 in words is "ninety-four million, five hundred forty-one thousand, nine hundred twenty-one".