126673423 has 4 divisors (see below), whose sum is σ = 126842848. Its totient is φ = 126504000.

The previous prime is 126673403. The next prime is 126673441. The reversal of 126673423 is 324376621.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126673423 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 (126673403) 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, 83586 + ... + 85087.

It is an arithmetic number, because the mean of its divisors is an integer number (31710712).

Almost surely, 2^126673423 is an apocalyptic number.

126673423 is a deficient number, since it is larger than the sum of its proper divisors (169425).

126673423 is an equidigital number, since it uses as much as digits as its factorization.

126673423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169424.

The product of its digits is 36288, while the sum is 34.

The square root of 126673423 is about 11254.9288314054. The cubic root of 126673423 is about 502.2213472845.

The spelling of 126673423 in words is "one hundred twenty-six million, six hundred seventy-three thousand, four hundred twenty-three".