13524321045 has 32 divisors (see below), whose sum is σ = 21985185024. Its totient is φ = 7097932800.

The previous prime is 13524321029. The next prime is 13524321077. The reversal of 13524321045 is 54012342531.

It is not a de Polignac number, because 13524321045 - 2⁴ = 13524321029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 564429 + ... + 587901.

It is an arithmetic number, because the mean of its divisors is an integer number (687037032).

Almost surely, 2^13524321045 is an apocalyptic number.

13524321045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13524321045 is a deficient number, since it is larger than the sum of its proper divisors (8460863979).

13524321045 is a wasteful number, since it uses less digits than its factorization.

13524321045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24093.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 13524321045 its reverse (54012342531), we get a palindrome (67536663576).

The spelling of 13524321045 in words is "thirteen billion, five hundred twenty-four million, three hundred twenty-one thousand, forty-five".