9609251 has 2 divisors, whose sum is σ = 9609252. Its totient is φ = 9609250.

The previous prime is 9609247. The next prime is 9609263. The reversal of 9609251 is 1529069.

It is a weak prime.

It is an emirp because it is prime and its reverse (1529069) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9609251 - 2² = 9609247 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (9609451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4804625 + 4804626.

It is an arithmetic number, because the mean of its divisors is an integer number (4804626).

Almost surely, 2^9609251 is an apocalyptic number.

9609251 is a deficient number, since it is larger than the sum of its proper divisors (1).

9609251 is an equidigital number, since it uses as much as digits as its factorization.

9609251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 9609251 is about 3099.8791911944. The cubic root of 9609251 is about 212.5999603529.

The spelling of 9609251 in words is "nine million, six hundred nine thousand, two hundred fifty-one".