9611147901 has 12 divisors (see below), whose sum is σ = 12836941088. Its totient is φ = 6396402864.

The previous prime is 9611147893. The next prime is 9611147927. The reversal of 9611147901 is 1097411169.

It is not a de Polignac number, because 9611147901 - 2³ = 9611147893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9611147901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9611147101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4870351 + ... + 4872323.

Almost surely, 2^9611147901 is an apocalyptic number.

It is an amenable number.

9611147901 is a deficient number, since it is larger than the sum of its proper divisors (3225793187).

9611147901 is an frugal number, since it uses more digits than its factorization.

9611147901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772 (or 2799 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 39.

The square root of 9611147901 is about 98036.4620995678. The cubic root of 9611147901 is about 2126.1394876690.

The spelling of 9611147901 in words is "nine billion, six hundred eleven million, one hundred forty-seven thousand, nine hundred one".