126216341 has 4 divisors (see below), whose sum is σ = 131704032. Its totient is φ = 120728652.

The previous prime is 126216331. The next prime is 126216359. The reversal of 126216341 is 143612621.

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 126216341 - 2²² = 122022037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126216341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126216331) 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, 2743811 + ... + 2743856.

It is an arithmetic number, because the mean of its divisors is an integer number (32926008).

Almost surely, 2^126216341 is an apocalyptic number.

It is an amenable number.

126216341 is a deficient number, since it is larger than the sum of its proper divisors (5487691).

126216341 is an equidigital number, since it uses as much as digits as its factorization.

126216341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5487690.

The product of its digits is 1728, while the sum is 26.

The square root of 126216341 is about 11234.6046214364. The cubic root of 126216341 is about 501.6165558617.

Adding to 126216341 its reverse (143612621), we get a palindrome (269828962).

The spelling of 126216341 in words is "one hundred twenty-six million, two hundred sixteen thousand, three hundred forty-one".