331004545 has 8 divisors (see below), whose sum is σ = 400333824. Its totient is φ = 262718064.

The previous prime is 331004519. The next prime is 331004563. The reversal of 331004545 is 545400133.

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 331004545 - 2⁷ = 331004417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259999 + ... + 261268.

It is an arithmetic number, because the mean of its divisors is an integer number (50041728).

Almost surely, 2^331004545 is an apocalyptic number.

It is an amenable number.

331004545 is a deficient number, since it is larger than the sum of its proper divisors (69329279).

331004545 is a wasteful number, since it uses less digits than its factorization.

331004545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521399.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 331004545 is about 18193.5303061281. The cubic root of 331004545 is about 691.7428077659.

Adding to 331004545 its reverse (545400133), we get a palindrome (876404678).

The spelling of 331004545 in words is "three hundred thirty-one million, four thousand, five hundred forty-five".