9100112089 has 2 divisors, whose sum is σ = 9100112090. Its totient is φ = 9100112088.

The previous prime is 9100112071. The next prime is 9100112141. The reversal of 9100112089 is 9802110019.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8697427600 + 402684489 = 93260^2 + 20067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9100112089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9100112089.

It is not a weakly prime, because it can be changed into another prime (9100112039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4550056044 + 4550056045.

It is an arithmetic number, because the mean of its divisors is an integer number (4550056045).

Almost surely, 2^9100112089 is an apocalyptic number.

It is an amenable number.

9100112089 is a deficient number, since it is larger than the sum of its proper divisors (1).

9100112089 is an equidigital number, since it uses as much as digits as its factorization.

9100112089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 31.

The square root of 9100112089 is about 95394.5076458807. The cubic root of 9100112089 is about 2087.7680506016.

The spelling of 9100112089 in words is "nine billion, one hundred million, one hundred twelve thousand, eighty-nine".