133816774 has 32 divisors (see below), whose sum is σ = 252806400. Its totient is φ = 51704352.

The previous prime is 133816763. The next prime is 133816777. The reversal of 133816774 is 477618331.

133816774 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133816777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724 + ... + 16375.

It is an arithmetic number, because the mean of its divisors is an integer number (7900200).

Almost surely, 2^133816774 is an apocalyptic number.

133816774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133816774 is a deficient number, since it is larger than the sum of its proper divisors (118989626).

133816774 is a wasteful number, since it uses less digits than its factorization.

133816774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17164.

The product of its digits is 84672, while the sum is 40.

The square root of 133816774 is about 11567.9200377596. The cubic root of 133816774 is about 511.4896520921.

The spelling of 133816774 in words is "one hundred thirty-three million, eight hundred sixteen thousand, seven hundred seventy-four".