133311073 has 8 divisors (see below), whose sum is σ = 152466048. Its totient is φ = 114183744.

The previous prime is 133311071. The next prime is 133311097. The reversal of 133311073 is 370113331.

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 133311073 - 2¹ = 133311071 is a prime.

It is a super-2 number, since 2×133311073² = 35543684368822658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133311071) 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, 4740 + ... + 17002.

It is an arithmetic number, because the mean of its divisors is an integer number (19058256).

Almost surely, 2^133311073 is an apocalyptic number.

It is an amenable number.

133311073 is a deficient number, since it is larger than the sum of its proper divisors (19154975).

133311073 is a wasteful number, since it uses less digits than its factorization.

133311073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13823.

The product of its (nonzero) digits is 567, while the sum is 22.

The square root of 133311073 is about 11546.0414428496. The cubic root of 133311073 is about 510.8445228410.

The spelling of 133311073 in words is "one hundred thirty-three million, three hundred eleven thousand, seventy-three".