133874367 has 16 divisors (see below), whose sum is σ = 195191040. Its totient is φ = 80942400.

The previous prime is 133874347. The next prime is 133874369. The reversal of 133874367 is 763478331.

It is a de Polignac number, because none of the positive numbers 2^k-133874367 is a prime.

It is a super-2 number, since 2×133874367² = 35844692279301378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133874369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9867 + ... + 19107.

It is an arithmetic number, because the mean of its divisors is an integer number (12199440).

Almost surely, 2^133874367 is an apocalyptic number.

133874367 is a deficient number, since it is larger than the sum of its proper divisors (61316673).

133874367 is a wasteful number, since it uses less digits than its factorization.

133874367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9694.

The product of its digits is 254016, while the sum is 42.

The square root of 133874367 is about 11570.4091111767. The cubic root of 133874367 is about 511.5630210665.

The spelling of 133874367 in words is "one hundred thirty-three million, eight hundred seventy-four thousand, three hundred sixty-seven".