133519896 has 48 divisors (see below), whose sum is σ = 364838760. Its totient is φ = 44110080.

The previous prime is 133519873. The next prime is 133519901. The reversal of 133519896 is 698915331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70 + ... + 16341.

Almost surely, 2^133519896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133519896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182419380).

133519896 is an abundant number, since it is smaller than the sum of its proper divisors (231318864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133519896 is a wasteful number, since it uses less digits than its factorization.

133519896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16536 (or 16529 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 133519896 is about 11555.0809603395. The cubic root of 133519896 is about 511.1111184345. Note that the first 5 decimals are identical.

The spelling of 133519896 in words is "one hundred thirty-three million, five hundred nineteen thousand, eight hundred ninety-six".