126716339 has 4 divisors (see below), whose sum is σ = 133385640. Its totient is φ = 120047040.

The previous prime is 126716323. The next prime is 126716383. The reversal of 126716339 is 933617621.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 126716339 - 2⁴ = 126716323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126716389) 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, 3334622 + ... + 3334659.

It is an arithmetic number, because the mean of its divisors is an integer number (33346410).

Almost surely, 2^126716339 is an apocalyptic number.

126716339 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

126716339 is a deficient number, since it is larger than the sum of its proper divisors (6669301).

126716339 is an equidigital number, since it uses as much as digits as its factorization.

126716339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6669300.

The product of its digits is 40824, while the sum is 38.

The square root of 126716339 is about 11256.8352124387. The cubic root of 126716339 is about 502.2780571485.

The spelling of 126716339 in words is "one hundred twenty-six million, seven hundred sixteen thousand, three hundred thirty-nine".