134242534 has 16 divisors (see below), whose sum is σ = 207210960. Its totient is φ = 65197600.

The previous prime is 134242519. The next prime is 134242553. The reversal of 134242534 is 435242431.

It is a happy number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4437 + ... + 16975.

It is an arithmetic number, because the mean of its divisors is an integer number (12950685).

Almost surely, 2^134242534 is an apocalyptic number.

134242534 is a deficient number, since it is larger than the sum of its proper divisors (72968426).

134242534 is a wasteful number, since it uses less digits than its factorization.

134242534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12695.

The product of its digits is 11520, while the sum is 28.

The square root of 134242534 is about 11586.3080400963. The cubic root of 134242534 is about 512.0315405171.

Adding to 134242534 its reverse (435242431), we get a palindrome (569484965).

The spelling of 134242534 in words is "one hundred thirty-four million, two hundred forty-two thousand, five hundred thirty-four".