126163829 has 4 divisors (see below), whose sum is σ = 137633280. Its totient is φ = 114694380.

The previous prime is 126163789. The next prime is 126163837. The reversal of 126163829 is 928361621.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 126163829 - 2²⁰ = 125115253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126163792 and 126163801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126163859) 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, 5734709 + ... + 5734730.

It is an arithmetic number, because the mean of its divisors is an integer number (34408320).

Almost surely, 2^126163829 is an apocalyptic number.

It is an amenable number.

126163829 is a deficient number, since it is larger than the sum of its proper divisors (11469451).

126163829 is a wasteful number, since it uses less digits than its factorization.

126163829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11469450.

The product of its digits is 31104, while the sum is 38.

The square root of 126163829 is about 11232.2673134145. The cubic root of 126163829 is about 501.5469807648.

The spelling of 126163829 in words is "one hundred twenty-six million, one hundred sixty-three thousand, eight hundred twenty-nine".