127440323 has 2 divisors, whose sum is σ = 127440324. Its totient is φ = 127440322.

The previous prime is 127440311. The next prime is 127440329. The reversal of 127440323 is 323044721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 127440323 - 2¹⁶ = 127374787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 127440292 and 127440301.

It is not a weakly prime, because it can be changed into another prime (127440329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63720161 + 63720162.

It is an arithmetic number, because the mean of its divisors is an integer number (63720162).

Almost surely, 2^127440323 is an apocalyptic number.

127440323 is a deficient number, since it is larger than the sum of its proper divisors (1).

127440323 is an equidigital number, since it uses as much as digits as its factorization.

127440323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 127440323 is about 11288.9469393739. The cubic root of 127440323 is about 503.2328167431.

The spelling of 127440323 in words is "one hundred twenty-seven million, four hundred forty thousand, three hundred twenty-three".