126318973 has 8 divisors (see below), whose sum is σ = 145055520. Its totient is φ = 108791280.

The previous prime is 126318949. The next prime is 126318979. The reversal of 126318973 is 379813621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126318973 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 (126318979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301990 + ... + 302407.

It is an arithmetic number, because the mean of its divisors is an integer number (18131940).

Almost surely, 2^126318973 is an apocalyptic number.

It is an amenable number.

126318973 is a deficient number, since it is larger than the sum of its proper divisors (18736547).

126318973 is a wasteful number, since it uses less digits than its factorization.

126318973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604427.

The product of its digits is 54432, while the sum is 40.

The square root of 126318973 is about 11239.1713662529. The cubic root of 126318973 is about 501.7524811103.

The spelling of 126318973 in words is "one hundred twenty-six million, three hundred eighteen thousand, nine hundred seventy-three".