9563951 has 4 divisors (see below), whose sum is σ = 9605232. Its totient is φ = 9522672.

The previous prime is 9563941. The next prime is 9563999. The reversal of 9563951 is 1593659.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9563951 - 2¹⁸ = 9301807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9563921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20291 + ... + 20756.

It is an arithmetic number, because the mean of its divisors is an integer number (2401308).

Almost surely, 2^9563951 is an apocalyptic number.

9563951 is a deficient number, since it is larger than the sum of its proper divisors (41281).

9563951 is a wasteful number, since it uses less digits than its factorization.

9563951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41280.

The product of its digits is 36450, while the sum is 38.

The square root of 9563951 is about 3092.5638231086. The cubic root of 9563951 is about 212.2653539133.

It can be divided in two parts, 95 and 63951, that added together give a palindrome (64046).

The spelling of 9563951 in words is "nine million, five hundred sixty-three thousand, nine hundred fifty-one".