9142227097 has 2 divisors, whose sum is σ = 9142227098. Its totient is φ = 9142227096.

The previous prime is 9142227091. The next prime is 9142227113. The reversal of 9142227097 is 7907222419.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7907477776 + 1234749321 = 88924^2 + 35139^2 .

It is a cyclic number.

It is not a de Polignac number, because 9142227097 - 2³ = 9142227089 is a prime.

It is not a weakly prime, because it can be changed into another prime (9142227091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4571113548 + 4571113549.

It is an arithmetic number, because the mean of its divisors is an integer number (4571113549).

Almost surely, 2^9142227097 is an apocalyptic number.

It is an amenable number.

9142227097 is a deficient number, since it is larger than the sum of its proper divisors (1).

9142227097 is an equidigital number, since it uses as much as digits as its factorization.

9142227097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 9142227097 is about 95614.9941013437. The cubic root of 9142227097 is about 2090.9838013121.

The spelling of 9142227097 in words is "nine billion, one hundred forty-two million, two hundred twenty-seven thousand, ninety-seven".