9272911009 has 2 divisors, whose sum is σ = 9272911010. Its totient is φ = 9272911008.

The previous prime is 9272910973. The next prime is 9272911061. The reversal of 9272911009 is 9001192729.

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., 5969880225 + 3303030784 = 77265^2 + 57472^2 .

It is an emirp because it is prime and its reverse (9001192729) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9272911009 - 2⁹ = 9272910497 is a prime.

It is not a weakly prime, because it can be changed into another prime (9272941009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4636455504 + 4636455505.

It is an arithmetic number, because the mean of its divisors is an integer number (4636455505).

Almost surely, 2^9272911009 is an apocalyptic number.

It is an amenable number.

9272911009 is a deficient number, since it is larger than the sum of its proper divisors (1).

9272911009 is an equidigital number, since it uses as much as digits as its factorization.

9272911009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 40.

The square root of 9272911009 is about 96295.9553096598. The cubic root of 9272911009 is about 2100.8999173249.

The spelling of 9272911009 in words is "nine billion, two hundred seventy-two million, nine hundred eleven thousand, nine".