1013061306545 has 4 divisors (see below), whose sum is σ = 1215673567860. Its totient is φ = 810449045232.

The previous prime is 1013061306511. The next prime is 1013061306577. The reversal of 1013061306545 is 5456031603101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 798647856241 + 214413450304 = 893671^2 + 463048^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013061306545 - 2¹⁰ = 1013061305521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101306130650 + ... + 101306130659.

It is an arithmetic number, because the mean of its divisors is an integer number (303918391965).

Almost surely, 2^{1013061306545} is an apocalyptic number.

It is an amenable number.

1013061306545 is a deficient number, since it is larger than the sum of its proper divisors (202612261315).

1013061306545 is an equidigital number, since it uses as much as digits as its factorization.

1013061306545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202612261314.

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 1013061306545 its reverse (5456031603101), we get a palindrome (6469092909646).

The spelling of 1013061306545 in words is "one trillion, thirteen billion, sixty-one million, three hundred six thousand, five hundred forty-five".