126192117 has 4 divisors (see below), whose sum is σ = 168256160. Its totient is φ = 84128076.

The previous prime is 126192113. The next prime is 126192119. The reversal of 126192117 is 711291621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 126192117 - 2² = 126192113 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 (126192113) 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, 21032017 + ... + 21032022.

It is an arithmetic number, because the mean of its divisors is an integer number (42064040).

Almost surely, 2^126192117 is an apocalyptic number.

It is an amenable number.

126192117 is a deficient number, since it is larger than the sum of its proper divisors (42064043).

126192117 is an equidigital number, since it uses as much as digits as its factorization.

126192117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42064042.

The product of its digits is 1512, while the sum is 30.

The square root of 126192117 is about 11233.5264721280. The cubic root of 126192117 is about 501.5844629837.

The spelling of 126192117 in words is "one hundred twenty-six million, one hundred ninety-two thousand, one hundred seventeen".