133079 has 4 divisors (see below), whose sum is σ = 134976. Its totient is φ = 131184.

The previous prime is 133073. The next prime is 133087. The reversal of 133079 is 970331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133079 - 2¹² = 128983 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 (133073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 839 + ... + 984.

It is an arithmetic number, because the mean of its divisors is an integer number (33744).

2¹³³⁰⁷⁹ is an apocalyptic number.

133079 is a deficient number, since it is larger than the sum of its proper divisors (1897).

133079 is an equidigital number, since it uses as much as digits as its factorization.

133079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1896.

The product of its (nonzero) digits is 567, while the sum is 23.

The square root of 133079 is about 364.7999451754. The cubic root of 133079 is about 51.0547918118.

The spelling of 133079 in words is "one hundred thirty-three thousand, seventy-nine".