133841854 has 16 divisors (see below), whose sum is σ = 208027440. Its totient is φ = 64542400.

The previous prime is 133841837. The next prime is 133841857. The reversal of 133841854 is 458148331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133841857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4447 + ... + 16954.

It is an arithmetic number, because the mean of its divisors is an integer number (13001715).

Almost surely, 2^133841854 is an apocalyptic number.

133841854 is a deficient number, since it is larger than the sum of its proper divisors (74185586).

133841854 is a wasteful number, since it uses less digits than its factorization.

133841854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21515.

The product of its digits is 46080, while the sum is 37.

The square root of 133841854 is about 11569.0040193614. The cubic root of 133841854 is about 511.5216046362.

The spelling of 133841854 in words is "one hundred thirty-three million, eight hundred forty-one thousand, eight hundred fifty-four".