331341433 has 4 divisors (see below), whose sum is σ = 332324980. Its totient is φ = 330357888.

The previous prime is 331341391. The next prime is 331341449. The reversal of 331341433 is 334143133.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 179238544 + 152102889 = 13388^2 + 12333^2 .

It is a cyclic number.

It is not a de Polignac number, because 331341433 - 2¹³ = 331333241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 331341398 and 331341407.

It is not an unprimeable number, because it can be changed into a prime (331341533) 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, 491268 + ... + 491941.

It is an arithmetic number, because the mean of its divisors is an integer number (83081245).

Almost surely, 2^331341433 is an apocalyptic number.

It is an amenable number.

331341433 is a deficient number, since it is larger than the sum of its proper divisors (983547).

331341433 is an equidigital number, since it uses as much as digits as its factorization.

331341433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983546.

The product of its digits is 3888, while the sum is 25.

The square root of 331341433 is about 18202.7864075806. The cubic root of 331341433 is about 691.9774076010.

Adding to 331341433 its reverse (334143133), we get a palindrome (665484566).

The spelling of 331341433 in words is "three hundred thirty-one million, three hundred forty-one thousand, four hundred thirty-three".