126126367 has 4 divisors (see below), whose sum is σ = 127119616. Its totient is φ = 125133120.

The previous prime is 126126331. The next prime is 126126391. The reversal of 126126367 is 763621621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126126367 - 2¹¹ = 126124319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126126397) 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, 496434 + ... + 496687.

It is an arithmetic number, because the mean of its divisors is an integer number (31779904).

Almost surely, 2^126126367 is an apocalyptic number.

126126367 is a deficient number, since it is larger than the sum of its proper divisors (993249).

126126367 is an equidigital number, since it uses as much as digits as its factorization.

126126367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993248.

The product of its digits is 18144, while the sum is 34.

The square root of 126126367 is about 11230.5995832814. The cubic root of 126126367 is about 501.4973341714.

Adding to 126126367 its reverse (763621621), we get a palindrome (889747988).

The spelling of 126126367 in words is "one hundred twenty-six million, one hundred twenty-six thousand, three hundred sixty-seven".