133417023 has 16 divisors (see below), whose sum is σ = 186624000. Its totient is φ = 84664160.

The previous prime is 133417019. The next prime is 133417051. The reversal of 133417023 is 320714331.

It is a cyclic number.

It is not a de Polignac number, because 133417023 - 2² = 133417019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133416984 and 133417002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133417073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4623 + ... + 16976.

It is an arithmetic number, because the mean of its divisors is an integer number (11664000).

Almost surely, 2^133417023 is an apocalyptic number.

133417023 is a deficient number, since it is larger than the sum of its proper divisors (53206977).

133417023 is a wasteful number, since it uses less digits than its factorization.

133417023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21702.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 133417023 is about 11550.6286841886. The cubic root of 133417023 is about 510.9798195418.

The spelling of 133417023 in words is "one hundred thirty-three million, four hundred seventeen thousand, twenty-three".