126454452 has 12 divisors (see below), whose sum is σ = 295060416. Its totient is φ = 42151480.

The previous prime is 126454451. The next prime is 126454457. The reversal of 126454452 is 254454621.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126454451) 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 3 ways as a sum of consecutive naturals, for example, 5268924 + ... + 5268947.

It is an arithmetic number, because the mean of its divisors is an integer number (24588368).

Almost surely, 2^126454452 is an apocalyptic number.

126454452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126454452 is an abundant number, since it is smaller than the sum of its proper divisors (168605964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126454452 is a wasteful number, since it uses less digits than its factorization.

126454452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10537878 (or 10537876 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

The square root of 126454452 is about 11245.1968413185. The cubic root of 126454452 is about 501.9317960492.

The spelling of 126454452 in words is "one hundred twenty-six million, four hundred fifty-four thousand, four hundred fifty-two".