331104535145 has 8 divisors (see below), whose sum is σ = 397375549704. Its totient is φ = 264850223104.

The previous prime is 331104535123. The next prime is 331104535169. The reversal of 331104535145 is 541535401133.

It can be written as a sum of positive squares in 4 ways, for example, as 44567009881 + 286537525264 = 211109^2 + 535292^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 331104535145 - 2²⁸ = 330836099689 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4131974 + ... + 4211343.

It is an arithmetic number, because the mean of its divisors is an integer number (49671943713).

Almost surely, 2^331104535145 is an apocalyptic number.

It is an amenable number.

331104535145 is a deficient number, since it is larger than the sum of its proper divisors (66271014559).

331104535145 is an equidigital number, since it uses as much as digits as its factorization.

331104535145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8351259.

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 331104535145 its reverse (541535401133), we get a palindrome (872639936278).

The spelling of 331104535145 in words is "three hundred thirty-one billion, one hundred four million, five hundred thirty-five thousand, one hundred forty-five".