9409111145 has 16 divisors (see below), whose sum is σ = 12933338880. Its totient is φ = 6437254464.

The previous prime is 9409111139. The next prime is 9409111157. The reversal of 9409111145 is 5411119049.

It is a cyclic number.

It is not a de Polignac number, because 9409111145 - 2¹⁰ = 9409110121 is a prime.

It is a super-2 number, since 2×9409111145² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290822 + ... + 321551.

It is an arithmetic number, because the mean of its divisors is an integer number (808333680).

Almost surely, 2^9409111145 is an apocalyptic number.

It is an amenable number.

9409111145 is a deficient number, since it is larger than the sum of its proper divisors (3524227735).

9409111145 is a wasteful number, since it uses less digits than its factorization.

9409111145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612824.

The product of its (nonzero) digits is 6480, while the sum is 35.

The square root of 9409111145 is about 97000.5729106792. The cubic root of 9409111145 is about 2111.1359415059.

The spelling of 9409111145 in words is "nine billion, four hundred nine million, one hundred eleven thousand, one hundred forty-five".