133803814 has 8 divisors (see below), whose sum is σ = 211269240. Its totient is φ = 63380736.

The previous prime is 133803809. The next prime is 133803823. The reversal of 133803814 is 418308331.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1760539 + ... + 1760614.

It is an arithmetic number, because the mean of its divisors is an integer number (26408655).

Almost surely, 2^133803814 is an apocalyptic number.

133803814 is a deficient number, since it is larger than the sum of its proper divisors (77465426).

133803814 is a wasteful number, since it uses less digits than its factorization.

133803814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521174.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 133803814 is about 11567.3598543488. The cubic root of 133803814 is about 511.4731391650.

The spelling of 133803814 in words is "one hundred thirty-three million, eight hundred three thousand, eight hundred fourteen".