9958901 has 2 divisors, whose sum is σ = 9958902. Its totient is φ = 9958900.

The previous prime is 9958873. The next prime is 9958913. The reversal of 9958901 is 1098599.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6754801 + 3204100 = 2599^2 + 1790^2 .

It is a cyclic number.

It is not a de Polignac number, because 9958901 - 2¹⁰ = 9957877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9958961) 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, 4979450 + 4979451.

It is an arithmetic number, because the mean of its divisors is an integer number (4979451).

Almost surely, 2^9958901 is an apocalyptic number.

It is an amenable number.

9958901 is a deficient number, since it is larger than the sum of its proper divisors (1).

9958901 is an equidigital number, since it uses as much as digits as its factorization.

9958901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 9958901 is about 3155.7726470708. The cubic root of 9958901 is about 215.1479133602.

The spelling of 9958901 in words is "nine million, nine hundred fifty-eight thousand, nine hundred one".