133544134011 has 8 divisors (see below), whose sum is σ = 178125370384. Its totient is φ = 88996160160.

The previous prime is 133544133979. The next prime is 133544134043. The reversal of 133544134011 is 110431445331.

It is an interprime number because it is at equal distance from previous prime (133544133979) and next prime (133544134043).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133544134011 - 2⁵ = 133544133979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133544134011.

It is not an unprimeable number, because it can be changed into a prime (133544134081) 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, 8306260 + ... + 8322321.

It is an arithmetic number, because the mean of its divisors is an integer number (22265671298).

Almost surely, 2^133544134011 is an apocalyptic number.

133544134011 is a deficient number, since it is larger than the sum of its proper divisors (44581236373).

133544134011 is a wasteful number, since it uses less digits than its factorization.

133544134011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16631261.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 133544134011 its reverse (110431445331), we get a palindrome (243975579342).

The spelling of 133544134011 in words is "one hundred thirty-three billion, five hundred forty-four million, one hundred thirty-four thousand, eleven".