133661344124111 has 8 divisors (see below), whose sum is σ = 133678175216400. Its totient is φ = 133644513562560.

The previous prime is 133661344124071. The next prime is 133661344124149. The reversal of 133661344124111 is 111421443166331.

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 133661344124111 - 2³⁴ = 133644164254927 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 (133661344124171) 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, 776703185 + ... + 776875253.

It is an arithmetic number, because the mean of its divisors is an integer number (16709771902050).

Almost surely, 2^{133661344124111} is an apocalyptic number.

133661344124111 is a deficient number, since it is larger than the sum of its proper divisors (16831092289).

133661344124111 is an equidigital number, since it uses as much as digits as its factorization.

133661344124111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265369.

The product of its digits is 124416, while the sum is 41.

The spelling of 133661344124111 in words is "one hundred thirty-three trillion, six hundred sixty-one billion, three hundred forty-four million, one hundred twenty-four thousand, one hundred eleven".