133023163506013 has 6 divisors (see below), whose sum is σ = 146215543357982. Its totient is φ = 120930148641720.

The previous prime is 133023163506001. The next prime is 133023163506017. The reversal of 133023163506013 is 310605361320331.

It can be written as a sum of positive squares in only one way, i.e., 117170168283289 + 15852995222724 = 10824517^2 + 3981582^2 .

It is not a de Polignac number, because 133023163506013 - 2³⁷ = 132885724552541 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 (133023163506017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 549682493706 + ... + 549682493947.

Almost surely, 2^{133023163506013} is an apocalyptic number.

It is an amenable number.

133023163506013 is a deficient number, since it is larger than the sum of its proper divisors (13192379851969).

133023163506013 is a wasteful number, since it uses less digits than its factorization.

133023163506013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099364987675 (or 1099364987664 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 37.

The spelling of 133023163506013 in words is "one hundred thirty-three trillion, twenty-three billion, one hundred sixty-three million, five hundred six thousand, thirteen".