23240411221409 has 2 divisors, whose sum is σ = 23240411221410. Its totient is φ = 23240411221408.

The previous prime is 23240411221387. The next prime is 23240411221421. The reversal of 23240411221409 is 90412211404232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14493439350625 + 8746971870784 = 3807025^2 + 2957528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23240411221409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23240411241409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11620205610704 + 11620205610705.

It is an arithmetic number, because the mean of its divisors is an integer number (11620205610705).

Almost surely, 2^{23240411221409} is an apocalyptic number.

It is an amenable number.

23240411221409 is a deficient number, since it is larger than the sum of its proper divisors (1).

23240411221409 is an equidigital number, since it uses as much as digits as its factorization.

23240411221409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 23240411221409 in words is "twenty-three trillion, two hundred forty billion, four hundred eleven million, two hundred twenty-one thousand, four hundred nine".