133650023 has 16 divisors (see below), whose sum is σ = 146213760. Its totient is φ = 121430016.

The previous prime is 133650001. The next prime is 133650071. The reversal of 133650023 is 320056331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133650023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133650323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363986 + ... + 364352.

It is an arithmetic number, because the mean of its divisors is an integer number (9138360).

Almost surely, 2^133650023 is an apocalyptic number.

133650023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

133650023 is a deficient number, since it is larger than the sum of its proper divisors (12563737).

133650023 is a wasteful number, since it uses less digits than its factorization.

133650023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 133650023 is about 11560.7103155472. The cubic root of 133650023 is about 511.2771055864.

The spelling of 133650023 in words is "one hundred thirty-three million, six hundred fifty thousand, twenty-three".