134688724 has 6 divisors (see below), whose sum is σ = 235705274. Its totient is φ = 67344360.

The previous prime is 134688721. The next prime is 134688733. The reversal of 134688724 is 427886431.

It can be written as a sum of positive squares in only one way, i.e., 79780624 + 54908100 = 8932^2 + 7410^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134688721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16836087 + ... + 16836094.

Almost surely, 2^134688724 is an apocalyptic number.

It is an amenable number.

134688724 is a deficient number, since it is larger than the sum of its proper divisors (101016550).

134688724 is a wasteful number, since it uses less digits than its factorization.

134688724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33672185 (or 33672183 counting only the distinct ones).

The product of its digits is 258048, while the sum is 43.

The square root of 134688724 is about 11605.5471219585. The cubic root of 134688724 is about 512.5982031922.

The spelling of 134688724 in words is "one hundred thirty-four million, six hundred eighty-eight thousand, seven hundred twenty-four".