13542134535 has 48 divisors (see below), whose sum is σ = 23959372320. Its totient is φ = 7074355200.

The previous prime is 13542134531. The next prime is 13542134539. The reversal of 13542134535 is 53543124531.

It is an interprime number because it is at equal distance from previous prime (13542134531) and next prime (13542134539).

It is not a de Polignac number, because 13542134535 - 2² = 13542134531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13542134535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13542134531) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 412735 + ... + 444335.

It is an arithmetic number, because the mean of its divisors is an integer number (499153590).

Almost surely, 2^13542134535 is an apocalyptic number.

13542134535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13542134535 is a deficient number, since it is larger than the sum of its proper divisors (10417237785).

13542134535 is a wasteful number, since it uses less digits than its factorization.

13542134535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31808 (or 31805 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The spelling of 13542134535 in words is "thirteen billion, five hundred forty-two million, one hundred thirty-four thousand, five hundred thirty-five".