941115421 has 2 divisors, whose sum is σ = 941115422. Its totient is φ = 941115420.

The previous prime is 941115401. The next prime is 941115443. The reversal of 941115421 is 124511149.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 939116025 + 1999396 = 30645^2 + 1414^2 .

It is a cyclic number.

It is not a de Polignac number, because 941115421 - 2⁷ = 941115293 is a prime.

It is a Chen prime.

It is equal to p_48001492 and since 941115421 and 48001492 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 941115421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (941115401) 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, 470557710 + 470557711.

It is an arithmetic number, because the mean of its divisors is an integer number (470557711).

Almost surely, 2^941115421 is an apocalyptic number.

It is an amenable number.

941115421 is a deficient number, since it is larger than the sum of its proper divisors (1).

941115421 is an equidigital number, since it uses as much as digits as its factorization.

941115421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 28.

The square root of 941115421 is about 30677.6045512031. The cubic root of 941115421 is about 979.9734204231.

The spelling of 941115421 in words is "nine hundred forty-one million, one hundred fifteen thousand, four hundred twenty-one".