133521003404 has 48 divisors (see below), whose sum is σ = 237953345280. Its totient is φ = 65545381440.

The previous prime is 133521003349. The next prime is 133521003419. The reversal of 133521003404 is 404300125331.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74884697 + ... + 74886479.

It is an arithmetic number, because the mean of its divisors is an integer number (4957361360).

Almost surely, 2^133521003404 is an apocalyptic number.

It is an amenable number.

133521003404 is a deficient number, since it is larger than the sum of its proper divisors (104432341876).

133521003404 is a wasteful number, since it uses less digits than its factorization.

133521003404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150 (or 3148 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 133521003404 its reverse (404300125331), we get a palindrome (537821128735).

The spelling of 133521003404 in words is "one hundred thirty-three billion, five hundred twenty-one million, three thousand, four hundred four".