135344534 has 16 divisors (see below), whose sum is σ = 219475872. Its totient is φ = 62226048.

The previous prime is 135344533. The next prime is 135344549. The reversal of 135344534 is 435443531.

It is a self number, because there is not a number n which added to its sum of digits gives 135344534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135344533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3059 + ... + 16734.

It is an arithmetic number, because the mean of its divisors is an integer number (13717242).

Almost surely, 2^135344534 is an apocalyptic number.

135344534 is a deficient number, since it is larger than the sum of its proper divisors (84131338).

135344534 is a wasteful number, since it uses less digits than its factorization.

135344534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20071.

The product of its digits is 43200, while the sum is 32.

The square root of 135344534 is about 11633.7669737708. The cubic root of 135344534 is about 513.4288168741.

The spelling of 135344534 in words is "one hundred thirty-five million, three hundred forty-four thousand, five hundred thirty-four".