126355423 has 2 divisors, whose sum is σ = 126355424. Its totient is φ = 126355422.

The previous prime is 126355421. The next prime is 126355447. The reversal of 126355423 is 324553621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126355423 - 2¹ = 126355421 is a prime.

Together with 126355421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126355421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63177711 + 63177712.

It is an arithmetic number, because the mean of its divisors is an integer number (63177712).

Almost surely, 2^126355423 is an apocalyptic number.

126355423 is a deficient number, since it is larger than the sum of its proper divisors (1).

126355423 is an equidigital number, since it uses as much as digits as its factorization.

126355423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 31.

The square root of 126355423 is about 11240.7928101180. The cubic root of 126355423 is about 501.8007375695.

The spelling of 126355423 in words is "one hundred twenty-six million, three hundred fifty-five thousand, four hundred twenty-three".