133055416 has 32 divisors (see below), whose sum is σ = 274926960. Its totient is φ = 59980032.

The previous prime is 133055407. The next prime is 133055473. The reversal of 133055416 is 614550331.

It is a congruent 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, 10405 + ... + 19348.

Almost surely, 2^133055416 is an apocalyptic number.

It is an amenable number.

133055416 is an abundant number, since it is smaller than the sum of its proper divisors (141871544).

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

133055416 is a wasteful number, since it uses less digits than its factorization.

133055416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29815 (or 29811 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 133055416 is about 11534.9649327599. The cubic root of 133055416 is about 510.5177569021.

It can be divided in two parts, 13305 and 5416, that added together give a triangular number (18721 = T₁₉₃).

The spelling of 133055416 in words is "one hundred thirty-three million, fifty-five thousand, four hundred sixteen".