331141033 has 4 divisors (see below), whose sum is σ = 335130768. Its totient is φ = 327151300.

The previous prime is 331141003. The next prime is 331141073. The reversal of 331141033 is 330141133.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331141033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331141033.

It is not an unprimeable number, because it can be changed into a prime (331141003) 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, 1994743 + ... + 1994908.

It is an arithmetic number, because the mean of its divisors is an integer number (83782692).

Almost surely, 2^331141033 is an apocalyptic number.

It is an amenable number.

331141033 is a deficient number, since it is larger than the sum of its proper divisors (3989735).

331141033 is an equidigital number, since it uses as much as digits as its factorization.

331141033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989734.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 331141033 is about 18197.2809232588. The cubic root of 331141033 is about 691.8378735484.

Adding to 331141033 its reverse (330141133), we get a palindrome (661282166).

It can be divided in two parts, 3311 and 41033, that added together give a palindrome (44344).

The spelling of 331141033 in words is "three hundred thirty-one million, one hundred forty-one thousand, thirty-three".