8953409 has 2 divisors, whose sum is σ = 8953410. Its totient is φ = 8953408.

The previous prime is 8953403. The next prime is 8953423. The reversal of 8953409 is 9043598.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7398400 + 1555009 = 2720^2 + 1247^2 .

It is a cyclic number.

It is not a de Polignac number, because 8953409 - 2⁴ = 8953393 is a prime.

It is a Chen prime.

It is equal to p₅₉₉₅₈₂ and since 8953409 and 599582 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (8953403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4476704 + 4476705.

It is an arithmetic number, because the mean of its divisors is an integer number (4476705).

Almost surely, 2^8953409 is an apocalyptic number.

It is an amenable number.

8953409 is a deficient number, since it is larger than the sum of its proper divisors (1).

8953409 is an equidigital number, since it uses as much as digits as its factorization.

8953409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 8953409 is about 2992.2247576009. The cubic root of 8953409 is about 207.6488234137.

The spelling of 8953409 in words is "eight million, nine hundred fifty-three thousand, four hundred nine".