968909567 has 4 divisors (see below), whose sum is σ = 978316560. Its totient is φ = 959502576.

The previous prime is 968909563. The next prime is 968909587. The reversal of 968909567 is 765909869.

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 968909567 - 2² = 968909563 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 (968909561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4703342 + ... + 4703547.

It is an arithmetic number, because the mean of its divisors is an integer number (244579140).

Almost surely, 2^968909567 is an apocalyptic number.

968909567 is a deficient number, since it is larger than the sum of its proper divisors (9406993).

968909567 is a wasteful number, since it uses less digits than its factorization.

968909567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9406992.

The product of its (nonzero) digits is 7348320, while the sum is 59.

The square root of 968909567 is about 31127.3122353987. The cubic root of 968909567 is about 989.5272262239.

The spelling of 968909567 in words is "nine hundred sixty-eight million, nine hundred nine thousand, five hundred sixty-seven".