1013520456011 has 6 divisors (see below), whose sum is σ = 1178993183580. Its totient is φ = 868731819396.

The previous prime is 1013520456007. The next prime is 1013520456017. The reversal of 1013520456011 is 1106540253101.

It is not a de Polignac number, because 1013520456011 - 2² = 1013520456007 is a prime.

It is a super-3 number, since 3×1013520456011³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013520456017) 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, 10342045421 + ... + 10342045518.

It is an arithmetic number, because the mean of its divisors is an integer number (196498863930).

Almost surely, 2^{1013520456011} is an apocalyptic number.

1013520456011 is a deficient number, since it is larger than the sum of its proper divisors (165472727569).

1013520456011 is an equidigital number, since it uses as much as digits as its factorization.

1013520456011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20684090953 (or 20684090946 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 1013520456011 in words is "one trillion, thirteen billion, five hundred twenty million, four hundred fifty-six thousand, eleven".