961340089 has 8 divisors (see below), whose sum is σ = 1025906688. Its totient is φ = 897664320.

The previous prime is 961340077. The next prime is 961340117. The reversal of 961340089 is 980043169.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 961340089 - 2⁵ = 961340057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (961340189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220477 + ... + 224794.

It is an arithmetic number, because the mean of its divisors is an integer number (128238336).

Almost surely, 2^961340089 is an apocalyptic number.

It is an amenable number.

961340089 is a deficient number, since it is larger than the sum of its proper divisors (64566599).

961340089 is a wasteful number, since it uses less digits than its factorization.

961340089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445415.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 961340089 is about 31005.4848212377. The cubic root of 961340089 is about 986.9436362662.

The spelling of 961340089 in words is "nine hundred sixty-one million, three hundred forty thousand, eighty-nine".