331063617 has 4 divisors (see below), whose sum is σ = 441418160. Its totient is φ = 220709076.

The previous prime is 331063613. The next prime is 331063669. The reversal of 331063617 is 716360133.

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: 716360133 = 3 ⋅238786711.

It is not a de Polignac number, because 331063617 - 2² = 331063613 is a prime.

It is a super-2 number, since 2×331063617² = 219206237002245378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331063613) 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, 55177267 + ... + 55177272.

It is an arithmetic number, because the mean of its divisors is an integer number (110354540).

Almost surely, 2^331063617 is an apocalyptic number.

It is an amenable number.

331063617 is a deficient number, since it is larger than the sum of its proper divisors (110354543).

331063617 is a wasteful number, since it uses less digits than its factorization.

331063617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110354542.

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 331063617 is about 18195.1536679414. The cubic root of 331063617 is about 691.7839554392.

The spelling of 331063617 in words is "three hundred thirty-one million, sixty-three thousand, six hundred seventeen".