134521531245011 has 16 divisors (see below), whose sum is σ = 136783402475520. Its totient is φ = 132267226354560.

The previous prime is 134521531244977. The next prime is 134521531245191. The reversal of 134521531245011 is 110542135125431.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134521531245011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134521531245911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191648030 + ... + 192348668.

It is an arithmetic number, because the mean of its divisors is an integer number (8548962654720).

Almost surely, 2^{134521531245011} is an apocalyptic number.

134521531245011 is a deficient number, since it is larger than the sum of its proper divisors (2261871230509).

134521531245011 is an equidigital number, since it uses as much as digits as its factorization.

134521531245011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706034.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 134521531245011 in words is "one hundred thirty-four trillion, five hundred twenty-one billion, five hundred thirty-one million, two hundred forty-five thousand, eleven".