971633361 has 8 divisors (see below), whose sum is σ = 1297566784. Its totient is φ = 646727760.

The previous prime is 971633359. The next prime is 971633363. The reversal of 971633361 is 163336179.

It is an interprime number because it is at equal distance from previous prime (971633359) and next prime (971633363).

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

It is not a de Polignac number, because 971633361 - 2¹ = 971633359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (971633363) 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, 254746 + ... + 258531.

It is an arithmetic number, because the mean of its divisors is an integer number (162195848).

Almost surely, 2^971633361 is an apocalyptic number.

It is an amenable number.

971633361 is a deficient number, since it is larger than the sum of its proper divisors (325933423).

971633361 is a wasteful number, since it uses less digits than its factorization.

971633361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513911.

The product of its digits is 61236, while the sum is 39.

The square root of 971633361 is about 31171.0340059485. The cubic root of 971633361 is about 990.4536101055.

The spelling of 971633361 in words is "nine hundred seventy-one million, six hundred thirty-three thousand, three hundred sixty-one".