9651923 has 2 divisors, whose sum is σ = 9651924. Its totient is φ = 9651922.

The previous prime is 9651919. The next prime is 9651959. The reversal of 9651923 is 3291569.

9651923 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (3291569) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9651923 - 2² = 9651919 is a prime.

It is a d-powerful number, because it can be written as 9² + 6⁵ + 5⁷ + 1 + 9⁷ + 2 + 3¹⁴ .

It is not a weakly prime, because it can be changed into another prime (9651913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4825961 + 4825962.

It is an arithmetic number, because the mean of its divisors is an integer number (4825962).

Almost surely, 2^9651923 is an apocalyptic number.

9651923 is a deficient number, since it is larger than the sum of its proper divisors (1).

9651923 is an equidigital number, since it uses as much as digits as its factorization.

9651923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580, while the sum is 35.

The square root of 9651923 is about 3106.7544157851. The cubic root of 9651923 is about 212.9141946848.

The spelling of 9651923 in words is "nine million, six hundred fifty-one thousand, nine hundred twenty-three".