126106023 has 4 divisors (see below), whose sum is σ = 168141368. Its totient is φ = 84070680.

The previous prime is 126106009. The next prime is 126106039. The reversal of 126106023 is 320601621.

It is a happy number.

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

It is not a de Polignac number, because 126106023 - 2¹³ = 126097831 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 (126106063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21017668 + ... + 21017673.

It is an arithmetic number, because the mean of its divisors is an integer number (42035342).

Almost surely, 2^126106023 is an apocalyptic number.

126106023 is a deficient number, since it is larger than the sum of its proper divisors (42035345).

126106023 is an equidigital number, since it uses as much as digits as its factorization.

126106023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42035344.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 126106023 is about 11229.6938070457. The cubic root of 126106023 is about 501.4703691241.

Adding to 126106023 its reverse (320601621), we get a palindrome (446707644).

The spelling of 126106023 in words is "one hundred twenty-six million, one hundred six thousand, twenty-three".