9618100901 has 4 divisors (see below), whose sum is σ = 9878049612. Its totient is φ = 9358152192.

The previous prime is 9618100871. The next prime is 9618100909. The reversal of 9618100901 is 1090018169.

9618100901 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4273759876 + 5344341025 = 65374^2 + 73105^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9618100901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9618100909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129974300 + ... + 129974373.

It is an arithmetic number, because the mean of its divisors is an integer number (2469512403).

Almost surely, 2^9618100901 is an apocalyptic number.

It is an amenable number.

9618100901 is a deficient number, since it is larger than the sum of its proper divisors (259948711).

9618100901 is a wasteful number, since it uses less digits than its factorization.

9618100901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259948710.

The product of its (nonzero) digits is 3888, while the sum is 35.

The square root of 9618100901 is about 98071.9169844253. The cubic root of 9618100901 is about 2126.6520689827.

The spelling of 9618100901 in words is "nine billion, six hundred eighteen million, one hundred thousand, nine hundred one".