1350012505 has 4 divisors (see below), whose sum is σ = 1620015012. Its totient is φ = 1080010000.

The previous prime is 1350012493. The next prime is 1350012527. The reversal of 1350012505 is 5052100531.

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 246709849 + 1103302656 = 15707^2 + 33216^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1350012505 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

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, 135001246 + ... + 135001255.

It is an arithmetic number, because the mean of its divisors is an integer number (405003753).

Almost surely, 2^1350012505 is an apocalyptic number.

It is an amenable number.

1350012505 is a deficient number, since it is larger than the sum of its proper divisors (270002507).

1350012505 is an equidigital number, since it uses as much as digits as its factorization.

1350012505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270002506.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 1350012505 is about 36742.5163128493. The cubic root of 1350012505 is about 1105.2128620863.

The spelling of 1350012505 in words is "one billion, three hundred fifty million, twelve thousand, five hundred five".