9691345 has 4 divisors (see below), whose sum is σ = 11629620. Its totient is φ = 7753072.

The previous prime is 9691337. The next prime is 9691351. The reversal of 9691345 is 5431969.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3560769 + 6130576 = 1887^2 + 2476^2 .

It is a cyclic number.

It is not a de Polignac number, because 9691345 - 2³ = 9691337 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 969130 + ... + 969139.

It is an arithmetic number, because the mean of its divisors is an integer number (2907405).

Almost surely, 2^9691345 is an apocalyptic number.

It is an amenable number.

9691345 is a deficient number, since it is larger than the sum of its proper divisors (1938275).

9691345 is a wasteful number, since it uses less digits than its factorization.

9691345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1938274.

The product of its digits is 29160, while the sum is 37.

The square root of 9691345 is about 3113.0925138839. The cubic root of 9691345 is about 213.2036741960.

It can be divided in two parts, 969 and 1345, that multiplied together give a triangular number (1303305 = T₁₆₁₄).

The spelling of 9691345 in words is "nine million, six hundred ninety-one thousand, three hundred forty-five".