127320023 has 2 divisors, whose sum is σ = 127320024. Its totient is φ = 127320022.

The previous prime is 127320013. The next prime is 127320031. The reversal of 127320023 is 320023721.

It is a strong prime.

It is an emirp because it is prime and its reverse (320023721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 127320023 - 2¹⁶ = 127254487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 127319977 and 127320004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127320013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63660011 + 63660012.

It is an arithmetic number, because the mean of its divisors is an integer number (63660012).

Almost surely, 2^127320023 is an apocalyptic number.

127320023 is a deficient number, since it is larger than the sum of its proper divisors (1).

127320023 is an equidigital number, since it uses as much as digits as its factorization.

127320023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 127320023 is about 11283.6174607260. The cubic root of 127320023 is about 503.0744211233.

Adding to 127320023 its reverse (320023721), we get a palindrome (447343744).

The spelling of 127320023 in words is "one hundred twenty-seven million, three hundred twenty thousand, twenty-three".