97223611 has 2 divisors, whose sum is σ = 97223612. Its totient is φ = 97223610.

The previous prime is 97223603. The next prime is 97223699. The reversal of 97223611 is 11632279.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97223611 - 2³ = 97223603 is a prime.

It is not a weakly prime, because it can be changed into another prime (97220611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48611805 + 48611806.

It is an arithmetic number, because the mean of its divisors is an integer number (48611806).

Almost surely, 2^97223611 is an apocalyptic number.

97223611 is a deficient number, since it is larger than the sum of its proper divisors (1).

97223611 is an equidigital number, since it uses as much as digits as its factorization.

97223611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 97223611 is about 9860.2033954681. The cubic root of 97223611 is about 459.8228855003.

The spelling of 97223611 in words is "ninety-seven million, two hundred twenty-three thousand, six hundred eleven".