126235393 has 2 divisors, whose sum is σ = 126235394. Its totient is φ = 126235392.

The previous prime is 126235337. The next prime is 126235409. The reversal of 126235393 is 393532621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87385104 + 38850289 = 9348^2 + 6233^2 .

It is an emirp because it is prime and its reverse (393532621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126235393 - 2⁹ = 126234881 is a prime.

It is not a weakly prime, because it can be changed into another prime (126235093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63117696 + 63117697.

It is an arithmetic number, because the mean of its divisors is an integer number (63117697).

Almost surely, 2^126235393 is an apocalyptic number.

It is an amenable number.

126235393 is a deficient number, since it is larger than the sum of its proper divisors (1).

126235393 is an equidigital number, since it uses as much as digits as its factorization.

126235393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 34.

The square root of 126235393 is about 11235.4525053511. The cubic root of 126235393 is about 501.6417937924.

The spelling of 126235393 in words is "one hundred twenty-six million, two hundred thirty-five thousand, three hundred ninety-three".