134521316 has 6 divisors (see below), whose sum is σ = 235412310. Its totient is φ = 67260656.

The previous prime is 134521297. The next prime is 134521333. The reversal of 134521316 is 613125431.

It can be written as a sum of positive squares in only one way, i.e., 123298816 + 11222500 = 11104^2 + 3350^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16815161 + ... + 16815168.

It is an arithmetic number, because the mean of its divisors is an integer number (39235385).

Almost surely, 2^134521316 is an apocalyptic number.

It is an amenable number.

134521316 is a deficient number, since it is larger than the sum of its proper divisors (100890994).

134521316 is a wasteful number, since it uses less digits than its factorization.

134521316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33630333 (or 33630331 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 134521316 is about 11598.3324663505. The cubic root of 134521316 is about 512.3857414135.

Adding to 134521316 its reverse (613125431), we get a palindrome (747646747).

The spelling of 134521316 in words is "one hundred thirty-four million, five hundred twenty-one thousand, three hundred sixteen".