133854434 has 16 divisors (see below), whose sum is σ = 239442048. Its totient is φ = 54871872.

The previous prime is 133854431. The next prime is 133854437. The reversal of 133854434 is 434458331.

It is an interprime number because it is at equal distance from previous prime (133854431) and next prime (133854437).

It is a junction number, because it is equal to n+sod(n) for n = 133854394 and 133854403.

It is not an unprimeable number, because it can be changed into a prime (133854431) 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 7 ways as a sum of consecutive naturals, for example, 207527 + ... + 208170.

It is an arithmetic number, because the mean of its divisors is an integer number (14965128).

Almost surely, 2^133854434 is an apocalyptic number.

133854434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133854434 is a deficient number, since it is larger than the sum of its proper divisors (105587614).

133854434 is a wasteful number, since it uses less digits than its factorization.

133854434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415729.

The product of its digits is 69120, while the sum is 35.

The square root of 133854434 is about 11569.5477007530. The cubic root of 133854434 is about 511.5376303661.

The spelling of 133854434 in words is "one hundred thirty-three million, eight hundred fifty-four thousand, four hundred thirty-four".