126143317 has 8 divisors (see below), whose sum is σ = 127935360. Its totient is φ = 124357920.

The previous prime is 126143287. The next prime is 126143321. The reversal of 126143317 is 713341621.

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

It is a cyclic number.

It is not a de Polignac number, because 126143317 - 2⁷ = 126143189 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 (126143327) 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, 45892 + ... + 48562.

It is an arithmetic number, because the mean of its divisors is an integer number (15991920).

Almost surely, 2^126143317 is an apocalyptic number.

It is an amenable number.

126143317 is a deficient number, since it is larger than the sum of its proper divisors (1792043).

126143317 is an equidigital number, since it uses as much as digits as its factorization.

126143317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3323.

The product of its digits is 3024, while the sum is 28.

The square root of 126143317 is about 11231.3541926163. The cubic root of 126143317 is about 501.5197984117.

Adding to 126143317 its reverse (713341621), we get a palindrome (839484938).

It can be divided in two parts, 12614 and 3317, that added together give a triangular number (15931 = T₁₇₈).

The spelling of 126143317 in words is "one hundred twenty-six million, one hundred forty-three thousand, three hundred seventeen".