331041601 has 6 divisors (see below), whose sum is σ = 363872306. Its totient is φ = 300946800.

The previous prime is 331041593. The next prime is 331041619. The reversal of 331041601 is 106140133.

It can be written as a sum of positive squares in only one way, i.e., 169624576 + 161417025 = 13024^2 + 12705^2 .

It is not a de Polignac number, because 331041601 - 2³ = 331041593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331041671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1367820 + ... + 1368061.

Almost surely, 2^331041601 is an apocalyptic number.

It is an amenable number.

331041601 is a deficient number, since it is larger than the sum of its proper divisors (32830705).

331041601 is a wasteful number, since it uses less digits than its factorization.

331041601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735903 (or 2735892 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 331041601 is about 18194.5486616184. The cubic root of 331041601 is about 691.7686203672.

Adding to 331041601 its reverse (106140133), we get a palindrome (437181734).

The spelling of 331041601 in words is "three hundred thirty-one million, forty-one thousand, six hundred one".