23015143127 has 2 divisors, whose sum is σ = 23015143128. Its totient is φ = 23015143126.

The previous prime is 23015143121. The next prime is 23015143153. The reversal of 23015143127 is 72134151032.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23015143127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23015143127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23015143121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11507571563 + 11507571564.

It is an arithmetic number, because the mean of its divisors is an integer number (11507571564).

Almost surely, 2^23015143127 is an apocalyptic number.

23015143127 is a deficient number, since it is larger than the sum of its proper divisors (1).

23015143127 is an equidigital number, since it uses as much as digits as its factorization.

23015143127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 23015143127 its reverse (72134151032), we get a palindrome (95149294159).

The spelling of 23015143127 in words is "twenty-three billion, fifteen million, one hundred forty-three thousand, one hundred twenty-seven".