13732021135 has 16 divisors (see below), whose sum is σ = 18834596352. Its totient is φ = 9415188000.

The previous prime is 13732021123. The next prime is 13732021151. The reversal of 13732021135 is 53112023731.

It is not a de Polignac number, because 13732021135 - 2¹⁹ = 13731496847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420030 + ... + 451540.

It is an arithmetic number, because the mean of its divisors is an integer number (1177162272).

Almost surely, 2^13732021135 is an apocalyptic number.

13732021135 is a deficient number, since it is larger than the sum of its proper divisors (5102575217).

13732021135 is a wasteful number, since it uses less digits than its factorization.

13732021135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43974.

The product of its (nonzero) digits is 3780, while the sum is 28.

Adding to 13732021135 its reverse (53112023731), we get a palindrome (66844044866).

The spelling of 13732021135 in words is "thirteen billion, seven hundred thirty-two million, twenty-one thousand, one hundred thirty-five".