133849435 has 4 divisors (see below), whose sum is σ = 160619328. Its totient is φ = 107079544.

The previous prime is 133849423. The next prime is 133849439. The reversal of 133849435 is 534948331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133849435 - 2¹¹ = 133847387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133849439) 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 3 ways as a sum of consecutive naturals, for example, 13384939 + ... + 13384948.

It is an arithmetic number, because the mean of its divisors is an integer number (40154832).

Almost surely, 2^133849435 is an apocalyptic number.

133849435 is a deficient number, since it is larger than the sum of its proper divisors (26769893).

133849435 is an equidigital number, since it uses as much as digits as its factorization.

133849435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26769892.

The product of its digits is 155520, while the sum is 40.

The square root of 133849435 is about 11569.3316574468. The cubic root of 133849435 is about 511.5312622332.

The spelling of 133849435 in words is "one hundred thirty-three million, eight hundred forty-nine thousand, four hundred thirty-five".