23155062340297 has 2 divisors, whose sum is σ = 23155062340298. Its totient is φ = 23155062340296.

The previous prime is 23155062340219. The next prime is 23155062340313. The reversal of 23155062340297 is 79204326055132.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13470742403001 + 9684319937296 = 3670251^2 + 3111964^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23155062340297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23155062340297.

It is not a weakly prime, because it can be changed into another prime (23155062341297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11577531170148 + 11577531170149.

It is an arithmetic number, because the mean of its divisors is an integer number (11577531170149).

Almost surely, 2^{23155062340297} is an apocalyptic number.

It is an amenable number.

23155062340297 is a deficient number, since it is larger than the sum of its proper divisors (1).

23155062340297 is an equidigital number, since it uses as much as digits as its factorization.

23155062340297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 23155062340297 in words is "twenty-three trillion, one hundred fifty-five billion, sixty-two million, three hundred forty thousand, two hundred ninety-seven".