9354991 has 2 divisors, whose sum is σ = 9354992. Its totient is φ = 9354990.

The previous prime is 9354979. The next prime is 9355039. The reversal of 9354991 is 1994539.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9354991 - 2¹¹ = 9352943 is a prime.

It is a super-2 number, since 2×9354991² = 175031713220162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9354941) 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 as a sum of consecutive naturals, namely, 4677495 + 4677496.

It is an arithmetic number, because the mean of its divisors is an integer number (4677496).

Almost surely, 2^9354991 is an apocalyptic number.

9354991 is a deficient number, since it is larger than the sum of its proper divisors (1).

9354991 is an equidigital number, since it uses as much as digits as its factorization.

9354991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 40.

The square root of 9354991 is about 3058.5929771710. The cubic root of 9354991 is about 210.7080484166.

The spelling of 9354991 in words is "nine million, three hundred fifty-four thousand, nine hundred ninety-one".