133339705 has 24 divisors (see below), whose sum is σ = 167248512. Its totient is φ = 102002976.

The previous prime is 133339697. The next prime is 133339727. The reversal of 133339705 is 507933331.

It is a happy number.

It is not a de Polignac number, because 133339705 - 2³ = 133339697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 817954 + ... + 818116.

It is an arithmetic number, because the mean of its divisors is an integer number (6968688).

Almost surely, 2^133339705 is an apocalyptic number.

It is an amenable number.

133339705 is a deficient number, since it is larger than the sum of its proper divisors (33908807).

133339705 is an equidigital number, since it uses as much as digits as its factorization.

133339705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333 (or 274 counting only the distinct ones).

The product of its (nonzero) digits is 25515, while the sum is 34.

The square root of 133339705 is about 11547.2812817563. The cubic root of 133339705 is about 510.8810925799.

The spelling of 133339705 in words is "one hundred thirty-three million, three hundred thirty-nine thousand, seven hundred five".