9122309873 has 2 divisors, whose sum is σ = 9122309874. Its totient is φ = 9122309872.

The previous prime is 9122309869. The next prime is 9122309881. The reversal of 9122309873 is 3789032219.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7950753889 + 1171555984 = 89167^2 + 34228^2 .

It is a cyclic number.

It is not a de Polignac number, because 9122309873 - 2² = 9122309869 is a prime.

It is a super-2 number, since 2×9122309873² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9122308873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4561154936 + 4561154937.

It is an arithmetic number, because the mean of its divisors is an integer number (4561154937).

Almost surely, 2^9122309873 is an apocalyptic number.

It is an amenable number.

9122309873 is a deficient number, since it is larger than the sum of its proper divisors (1).

9122309873 is an equidigital number, since it uses as much as digits as its factorization.

9122309873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 9122309873 is about 95510.7840665126. The cubic root of 9122309873 is about 2089.4642272640.

The spelling of 9122309873 in words is "nine billion, one hundred twenty-two million, three hundred nine thousand, eight hundred seventy-three".