133283835 has 12 divisors (see below), whose sum is σ = 231025392. Its totient is φ = 71084688.

The previous prime is 133283831. The next prime is 133283863. The reversal of 133283835 is 538382331.

It is not a de Polignac number, because 133283835 - 2² = 133283831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133283835.

It is not an unprimeable number, because it can be changed into a prime (133283831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1480887 + ... + 1480976.

It is an arithmetic number, because the mean of its divisors is an integer number (19252116).

Almost surely, 2^133283835 is an apocalyptic number.

133283835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133283835 is a deficient number, since it is larger than the sum of its proper divisors (97741557).

133283835 is a wasteful number, since it uses less digits than its factorization.

133283835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2961874 (or 2961871 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 133283835 is about 11544.8618441279. The cubic root of 133283835 is about 510.8097287049.

The spelling of 133283835 in words is "one hundred thirty-three million, two hundred eighty-three thousand, eight hundred thirty-five".