133195069 has 4 divisors (see below), whose sum is σ = 152222944. Its totient is φ = 114167196.

The previous prime is 133195061. The next prime is 133195091. The reversal of 133195069 is 960591331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133195069 - 2³ = 133195061 is a prime.

It is a super-2 number, since 2×133195069² = 35481852811829522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133195061) 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, 9513927 + ... + 9513940.

It is an arithmetic number, because the mean of its divisors is an integer number (38055736).

Almost surely, 2^133195069 is an apocalyptic number.

It is an amenable number.

133195069 is a deficient number, since it is larger than the sum of its proper divisors (19027875).

133195069 is an equidigital number, since it uses as much as digits as its factorization.

133195069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19027874.

The product of its (nonzero) digits is 21870, while the sum is 37.

The square root of 133195069 is about 11541.0168096230. The cubic root of 133195069 is about 510.6963050827.

The spelling of 133195069 in words is "one hundred thirty-three million, one hundred ninety-five thousand, sixty-nine".