23120066953 has 2 divisors, whose sum is σ = 23120066954. Its totient is φ = 23120066952.

The previous prime is 23120066903. The next prime is 23120067001. The reversal of 23120066953 is 35966002132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22797074169 + 322992784 = 150987^2 + 17972^2 .

It is a cyclic number.

It is not a de Polignac number, because 23120066953 - 2⁹ = 23120066441 is a prime.

It is a super-2 number, since 2×23120066953² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23120066903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11560033476 + 11560033477.

It is an arithmetic number, because the mean of its divisors is an integer number (11560033477).

Almost surely, 2^23120066953 is an apocalyptic number.

It is an amenable number.

23120066953 is a deficient number, since it is larger than the sum of its proper divisors (1).

23120066953 is an equidigital number, since it uses as much as digits as its factorization.

23120066953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 23120066953 in words is "twenty-three billion, one hundred twenty million, sixty-six thousand, nine hundred fifty-three".