133641265067 has 4 divisors (see below), whose sum is σ = 140675015880. Its totient is φ = 126607514256.

The previous prime is 133641265039. The next prime is 133641265073. The reversal of 133641265067 is 760562146331.

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 133641265067 - 2⁸ = 133641264811 is a prime.

It is a super-4 number, since 4×133641265067⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133641265027) 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, 3516875378 + ... + 3516875415.

It is an arithmetic number, because the mean of its divisors is an integer number (35168753970).

Almost surely, 2^133641265067 is an apocalyptic number.

133641265067 is a deficient number, since it is larger than the sum of its proper divisors (7033750813).

133641265067 is an equidigital number, since it uses as much as digits as its factorization.

133641265067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7033750812.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 133641265067 in words is "one hundred thirty-three billion, six hundred forty-one million, two hundred sixty-five thousand, sixty-seven".