133534019 has 8 divisors (see below), whose sum is σ = 139209600. Its totient is φ = 127944000.

The previous prime is 133533991. The next prime is 133534039. The reversal of 133534019 is 910435331.

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 133534019 - 2¹² = 133529923 is a prime.

It is a super-2 number, since 2×133534019² = 35662668460584722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133533982 and 133534000.

It is not an unprimeable number, because it can be changed into a prime (133534039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18194 + ... + 24455.

It is an arithmetic number, because the mean of its divisors is an integer number (17401200).

Almost surely, 2^133534019 is an apocalyptic number.

133534019 is a deficient number, since it is larger than the sum of its proper divisors (5675581).

133534019 is a wasteful number, since it uses less digits than its factorization.

133534019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42781.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 133534019 is about 11555.6920606254. The cubic root of 133534019 is about 511.1291386399.

The spelling of 133534019 in words is "one hundred thirty-three million, five hundred thirty-four thousand, nineteen".