126041940229 has 4 divisors (see below), whose sum is σ = 130388214060. Its totient is φ = 121695666400.

The previous prime is 126041940181. The next prime is 126041940239. The reversal of 126041940229 is 922049140621.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22470609604 + 103571330625 = 149902^2 + 321825^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126041940229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126041940191 and 126041940200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126041940239) 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, 2173136872 + ... + 2173136929.

It is an arithmetic number, because the mean of its divisors is an integer number (32597053515).

Almost surely, 2^126041940229 is an apocalyptic number.

It is an amenable number.

126041940229 is a deficient number, since it is larger than the sum of its proper divisors (4346273831).

126041940229 is an equidigital number, since it uses as much as digits as its factorization.

126041940229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4346273830.

The product of its (nonzero) digits is 62208, while the sum is 40.

The spelling of 126041940229 in words is "one hundred twenty-six billion, forty-one million, nine hundred forty thousand, two hundred twenty-nine".