2013001252505 has 8 divisors (see below), whose sum is σ = 2415616817352. Its totient is φ = 1610390792448.

The previous prime is 2013001252481. The next prime is 2013001252541. The reversal of 2013001252505 is 5052521003102.

It can be written as a sum of positive squares in 4 ways, for example, as 179027149456 + 1833974103049 = 423116^2 + 1354243^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2013001252505 - 2¹⁸ = 2013000990361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347174 + ... + 2036303.

It is an arithmetic number, because the mean of its divisors is an integer number (301952102169).

Almost surely, 2^{2013001252505} is an apocalyptic number.

It is an amenable number.

2013001252505 is a deficient number, since it is larger than the sum of its proper divisors (402615564847).

2013001252505 is a wasteful number, since it uses less digits than its factorization.

2013001252505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552395.

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 2013001252505 its reverse (5052521003102), we get a palindrome (7065522255607).

The spelling of 2013001252505 in words is "two trillion, thirteen billion, one million, two hundred fifty-two thousand, five hundred five".