126202126 has 8 divisors (see below), whose sum is σ = 191177784. Its totient is φ = 62476200.

The previous prime is 126202117. The next prime is 126202133. The reversal of 126202126 is 621202621.

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

It is a junction number, because it is equal to n+sod(n) for n = 126202097 and 126202106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312180 + ... + 312583.

It is an arithmetic number, because the mean of its divisors is an integer number (23897223).

Almost surely, 2^126202126 is an apocalyptic number.

126202126 is a deficient number, since it is larger than the sum of its proper divisors (64975658).

126202126 is a wasteful number, since it uses less digits than its factorization.

126202126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624866.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 126202126 is about 11233.9719600861. The cubic root of 126202126 is about 501.5977237860.

Multiplying 126202126 by its sum of digits (22), we get a palindrome (2776446772).

Adding to 126202126 its reverse (621202621), we get a palindrome (747404747).

The spelling of 126202126 in words is "one hundred twenty-six million, two hundred two thousand, one hundred twenty-six".