13140541522 has 4 divisors (see below), whose sum is σ = 19710812286. Its totient is φ = 6570270760.

The previous prime is 13140541507. The next prime is 13140541541. The reversal of 13140541522 is 22514504131.

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

It can be written as a sum of positive squares in only one way, i.e., 13069291041 + 71250481 = 114321^2 + 8441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3285135379 + ... + 3285135382.

Almost surely, 2^13140541522 is an apocalyptic number.

13140541522 is a deficient number, since it is larger than the sum of its proper divisors (6570270764).

13140541522 is an equidigital number, since it uses as much as digits as its factorization.

13140541522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6570270763.

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 13140541522 in words is "thirteen billion, one hundred forty million, five hundred forty-one thousand, five hundred twenty-two".