13534105537 has 4 divisors (see below), whose sum is σ = 13536518080. Its totient is φ = 13531692996.

The previous prime is 13534105531. The next prime is 13534105553. The reversal of 13534105537 is 73550143531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 73550143531 = 109 ⋅674771959.

It is a cyclic number.

It is not a de Polignac number, because 13534105537 - 2¹⁹ = 13533581249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13534105496 and 13534105505.

It is not an unprimeable number, because it can be changed into a prime (13534105531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1197837 + ... + 1209082.

It is an arithmetic number, because the mean of its divisors is an integer number (3384129520).

Almost surely, 2^13534105537 is an apocalyptic number.

It is an amenable number.

13534105537 is a deficient number, since it is larger than the sum of its proper divisors (2412543).

13534105537 is an equidigital number, since it uses as much as digits as its factorization.

13534105537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412542.

The product of its (nonzero) digits is 94500, while the sum is 37.

The spelling of 13534105537 in words is "thirteen billion, five hundred thirty-four million, one hundred five thousand, five hundred thirty-seven".