126423535 has 16 divisors (see below), whose sum is σ = 173592576. Its totient is φ = 86584608.

The previous prime is 126423533. The next prime is 126423593. The reversal of 126423535 is 535324621.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 126423535 - 2¹ = 126423533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126423497 and 126423506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126423533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36384 + ... + 39706.

It is an arithmetic number, because the mean of its divisors is an integer number (10849536).

Almost surely, 2^126423535 is an apocalyptic number.

126423535 is a deficient number, since it is larger than the sum of its proper divisors (47169041).

126423535 is a wasteful number, since it uses less digits than its factorization.

126423535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4422.

The product of its digits is 21600, while the sum is 31.

The square root of 126423535 is about 11243.8220814810. The cubic root of 126423535 is about 501.8908867469.

The spelling of 126423535 in words is "one hundred twenty-six million, four hundred twenty-three thousand, five hundred thirty-five".