133155534513 has 32 divisors (see below), whose sum is σ = 197018173440. Its totient is φ = 79653732480.

The previous prime is 133155534481. The next prime is 133155534527. The reversal of 133155534513 is 315435551331.

It is not a de Polignac number, because 133155534513 - 2⁵ = 133155534481 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133155534013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 718620 + ... + 884717.

It is an arithmetic number, because the mean of its divisors is an integer number (6156817920).

Almost surely, 2^133155534513 is an apocalyptic number.

It is an amenable number.

133155534513 is a deficient number, since it is larger than the sum of its proper divisors (63862638927).

133155534513 is a wasteful number, since it uses less digits than its factorization.

133155534513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603437.

The product of its digits is 202500, while the sum is 39.

The spelling of 133155534513 in words is "one hundred thirty-three billion, one hundred fifty-five million, five hundred thirty-four thousand, five hundred thirteen".