23097761 has 2 divisors, whose sum is σ = 23097762. Its totient is φ = 23097760.

The previous prime is 23097743. The next prime is 23097793. The reversal of 23097761 is 16779032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12496225 + 10601536 = 3535^2 + 3256^2 .

It is a cyclic number.

It is not a de Polignac number, because 23097761 - 2¹⁰ = 23096737 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23097161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11548880 + 11548881.

It is an arithmetic number, because the mean of its divisors is an integer number (11548881).

Almost surely, 2^23097761 is an apocalyptic number.

It is an amenable number.

23097761 is a deficient number, since it is larger than the sum of its proper divisors (1).

23097761 is an equidigital number, since it uses as much as digits as its factorization.

23097761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 23097761 is about 4806.0130045600. The cubic root of 23097761 is about 284.7890549451.

The spelling of 23097761 in words is "twenty-three million, ninety-seven thousand, seven hundred sixty-one".