9923941 has 2 divisors, whose sum is σ = 9923942. Its totient is φ = 9923940.

The previous prime is 9923933. The next prime is 9923981. The reversal of 9923941 is 1493299.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5387041 + 4536900 = 2321^2 + 2130^2 .

It is an emirp because it is prime and its reverse (1493299) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9923941 - 2³ = 9923933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9923941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9923911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4961970 + 4961971.

It is an arithmetic number, because the mean of its divisors is an integer number (4961971).

Almost surely, 2^9923941 is an apocalyptic number.

It is an amenable number.

9923941 is a deficient number, since it is larger than the sum of its proper divisors (1).

9923941 is an equidigital number, since it uses as much as digits as its factorization.

9923941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 37.

The square root of 9923941 is about 3150.2287218550. The cubic root of 9923941 is about 214.8958644789.

The spelling of 9923941 in words is "nine million, nine hundred twenty-three thousand, nine hundred forty-one".