966197633 has 4 divisors (see below), whose sum is σ = 1017050160. Its totient is φ = 915345108.

The previous prime is 966197627. The next prime is 966197641. The reversal of 966197633 is 336791669.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 336791669 = 569 ⋅591901.

It is a cyclic number.

It is not a de Polignac number, because 966197633 - 2²⁰ = 965149057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966197653) 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, 25426235 + ... + 25426272.

It is an arithmetic number, because the mean of its divisors is an integer number (254262540).

Almost surely, 2^966197633 is an apocalyptic number.

It is an amenable number.

966197633 is a deficient number, since it is larger than the sum of its proper divisors (50852527).

966197633 is a wasteful number, since it uses less digits than its factorization.

966197633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50852526.

The product of its digits is 1102248, while the sum is 50.

The square root of 966197633 is about 31083.7197420129. The cubic root of 966197633 is about 988.6031495725.

The spelling of 966197633 in words is "nine hundred sixty-six million, one hundred ninety-seven thousand, six hundred thirty-three".