961618106 has 4 divisors (see below), whose sum is σ = 1442427162. Its totient is φ = 480809052.

The previous prime is 961618093. The next prime is 961618153. The reversal of 961618106 is 601816169.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 961558081 + 60025 = 31009^2 + 245^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 961618106.

It is an unprimeable number.

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, 240404525 + ... + 240404528.

Almost surely, 2^961618106 is an apocalyptic number.

961618106 is a deficient number, since it is larger than the sum of its proper divisors (480809056).

961618106 is a wasteful number, since it uses less digits than its factorization.

961618106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480809055.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 961618106 is about 31009.9678490643. The cubic root of 961618106 is about 987.0387675888.

The spelling of 961618106 in words is "nine hundred sixty-one million, six hundred eighteen thousand, one hundred six".