126453712 has 180 divisors, whose sum is σ = 330895488. Its totient is φ = 46569600.

The previous prime is 126453703. The next prime is 126453713. The reversal of 126453712 is 217354621.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126453713) 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 35 ways as a sum of consecutive naturals, for example, 2940763 + ... + 2940805.

Almost surely, 2^126453712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126453712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165447744).

126453712 is an abundant number, since it is smaller than the sum of its proper divisors (204441776).

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

126453712 is a wasteful number, since it uses less digits than its factorization.

126453712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 94 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 126453712 is about 11245.1639383337. The cubic root of 126453712 is about 501.9308169608.

Subtracting 126453712 from its reverse (217354621), we obtain a palindrome (90900909).

The spelling of 126453712 in words is "one hundred twenty-six million, four hundred fifty-three thousand, seven hundred twelve".