965534091 has 32 divisors (see below), whose sum is σ = 1455667200. Its totient is φ = 566039040.

The previous prime is 965534069. The next prime is 965534111. The reversal of 965534091 is 190435569.

965534091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 965534091 - 2²⁷ = 831316363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (965533091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35320 + ... + 56378.

It is an arithmetic number, because the mean of its divisors is an integer number (45489600).

Almost surely, 2^965534091 is an apocalyptic number.

965534091 is a deficient number, since it is larger than the sum of its proper divisors (490133109).

965534091 is a wasteful number, since it uses less digits than its factorization.

965534091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21139.

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 965534091 is about 31073.0444436975. The cubic root of 965534091 is about 988.3767880387.

The spelling of 965534091 in words is "nine hundred sixty-five million, five hundred thirty-four thousand, ninety-one".