121616314 has 16 divisors (see below), whose sum is σ = 190456200. Its totient is φ = 58169664.

The previous prime is 121616309. The next prime is 121616329. The reversal of 121616314 is 413616121.

It can be written as a sum of positive squares in 4 ways, for example, as 94420089 + 27196225 = 9717^2 + 5215^2 .

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, 3297 + ... + 15940.

Almost surely, 2^121616314 is an apocalyptic number.

121616314 is a deficient number, since it is larger than the sum of its proper divisors (68839886).

121616314 is a wasteful number, since it uses less digits than its factorization.

121616314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19377.

The product of its digits is 864, while the sum is 25.

The square root of 121616314 is about 11027.9786905851. The cubic root of 121616314 is about 495.4470864598.

The spelling of 121616314 in words is "one hundred twenty-one million, six hundred sixteen thousand, three hundred fourteen".