9489112273 has 2 divisors, whose sum is σ = 9489112274. Its totient is φ = 9489112272.

The previous prime is 9489112223. The next prime is 9489112291. The reversal of 9489112273 is 3722119849.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9477606609 + 11505664 = 97353^2 + 3392^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9489112273 is a prime.

It is not a weakly prime, because it can be changed into another prime (9489112223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4744556136 + 4744556137.

It is an arithmetic number, because the mean of its divisors is an integer number (4744556137).

Almost surely, 2^9489112273 is an apocalyptic number.

It is an amenable number.

9489112273 is a deficient number, since it is larger than the sum of its proper divisors (1).

9489112273 is an equidigital number, since it uses as much as digits as its factorization.

9489112273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 46.

The square root of 9489112273 is about 97412.0745749725. The cubic root of 9489112273 is about 2117.1023865051.

The spelling of 9489112273 in words is "nine billion, four hundred eighty-nine million, one hundred twelve thousand, two hundred seventy-three".