126453 has 8 divisors (see below), whose sum is σ = 171616. Its totient is φ = 82800.

The previous prime is 126443. The next prime is 126457. The reversal of 126453 is 354621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126453 - 2⁵ = 126421 is a prime.

It is a super-2 number, since 2×126453² = 31980722418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 126453.

It is not an unprimeable number, because it can be changed into a prime (126457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163 + ... + 528.

It is an arithmetic number, because the mean of its divisors is an integer number (21452).

2¹²⁶⁴⁵³ is an apocalyptic number.

It is an amenable number.

126453 is a deficient number, since it is larger than the sum of its proper divisors (45163).

126453 is an equidigital number, since it uses as much as digits as its factorization.

126453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755.

The product of its digits is 720, while the sum is 21.

The square root of 126453 is about 355.6023059543. The cubic root of 126453 is about 50.1929874915.

The spelling of 126453 in words is "one hundred twenty-six thousand, four hundred fifty-three".