126146213 has 2 divisors, whose sum is σ = 126146214. Its totient is φ = 126146212.

The previous prime is 126146183. The next prime is 126146227. The reversal of 126146213 is 312641621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111872929 + 14273284 = 10577^2 + 3778^2 .

It is a cyclic number.

It is not a de Polignac number, because 126146213 - 2¹⁶ = 126080677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126146233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63073106 + 63073107.

It is an arithmetic number, because the mean of its divisors is an integer number (63073107).

Almost surely, 2^126146213 is an apocalyptic number.

It is an amenable number.

126146213 is a deficient number, since it is larger than the sum of its proper divisors (1).

126146213 is an equidigital number, since it uses as much as digits as its factorization.

126146213 is an evil number, because the sum of its binary digits is even.

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

The square root of 126146213 is about 11231.4831166681. The cubic root of 126146213 is about 501.5236363485.

Adding to 126146213 its reverse (312641621), we get a palindrome (438787834).

It can be divided in two parts, 1261 and 46213, that added together give a palindrome (47474).

The spelling of 126146213 in words is "one hundred twenty-six million, one hundred forty-six thousand, two hundred thirteen".