1233445525013 has 32 divisors (see below), whose sum is σ = 1443641472000. Its totient is φ = 1043629401600.

The previous prime is 1233445524991. The next prime is 1233445525027. The reversal of 1233445525013 is 3105255443321.

It is a cyclic number.

It is not a de Polignac number, because 1233445525013 - 2⁸ = 1233445524757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233445524013) 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, 44772023 + ... + 44799563.

It is an arithmetic number, because the mean of its divisors is an integer number (45113796000).

Almost surely, 2^{1233445525013} is an apocalyptic number.

1233445525013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1233445525013 is a deficient number, since it is larger than the sum of its proper divisors (210195946987).

1233445525013 is a wasteful number, since it uses less digits than its factorization.

1233445525013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33453.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 1233445525013 in words is "one trillion, two hundred thirty-three billion, four hundred forty-five million, five hundred twenty-five thousand, thirteen".