13512541045 has 4 divisors (see below), whose sum is σ = 16215049260. Its totient is φ = 10810032832.

The previous prime is 13512541027. The next prime is 13512541067. The reversal of 13512541045 is 54014521531.

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 9331366801 + 4181174244 = 96599^2 + 64662^2 .

It is a cyclic number.

It is not a de Polignac number, because 13512541045 - 2¹⁵ = 13512508277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13512540998 and 13512541016.

It is a congruent 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, 1351254100 + ... + 1351254109.

It is an arithmetic number, because the mean of its divisors is an integer number (4053762315).

Almost surely, 2^13512541045 is an apocalyptic number.

It is an amenable number.

13512541045 is a deficient number, since it is larger than the sum of its proper divisors (2702508215).

13512541045 is an equidigital number, since it uses as much as digits as its factorization.

13512541045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2702508214.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 13512541045 in words is "thirteen billion, five hundred twelve million, five hundred forty-one thousand, forty-five".