133883651 has 8 divisors (see below), whose sum is σ = 146639808. Its totient is φ = 121225000.

The previous prime is 133883647. The next prime is 133883657. The reversal of 133883651 is 156388331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133883651 - 2² = 133883647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133883657) 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, 21485 + ... + 27006.

It is an arithmetic number, because the mean of its divisors is an integer number (18329976).

Almost surely, 2^133883651 is an apocalyptic number.

133883651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133883651 is a deficient number, since it is larger than the sum of its proper divisors (12756157).

133883651 is a wasteful number, since it uses less digits than its factorization.

133883651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48753.

The product of its digits is 51840, while the sum is 38.

The square root of 133883651 is about 11570.8103000611. The cubic root of 133883651 is about 511.5748461863.

The spelling of 133883651 in words is "one hundred thirty-three million, eight hundred eighty-three thousand, six hundred fifty-one".