126112453 has 2 divisors, whose sum is σ = 126112454. Its totient is φ = 126112452.

The previous prime is 126112439. The next prime is 126112487. The reversal of 126112453 is 354211621.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81396484 + 44715969 = 9022^2 + 6687^2 .

It is an emirp because it is prime and its reverse (354211621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126112453 - 2²¹ = 124015301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126112423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63056226 + 63056227.

It is an arithmetic number, because the mean of its divisors is an integer number (63056227).

Almost surely, 2^126112453 is an apocalyptic number.

It is an amenable number.

126112453 is a deficient number, since it is larger than the sum of its proper divisors (1).

126112453 is an equidigital number, since it uses as much as digits as its factorization.

126112453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 126112453 is about 11229.9800979343. The cubic root of 126112453 is about 501.4788921102.

The spelling of 126112453 in words is "one hundred twenty-six million, one hundred twelve thousand, four hundred fifty-three".