126233873 has 2 divisors, whose sum is σ = 126233874. Its totient is φ = 126233872.

The previous prime is 126233819. The next prime is 126233879. The reversal of 126233873 is 378332621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79352464 + 46881409 = 8908^2 + 6847^2 .

It is an emirp because it is prime and its reverse (378332621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126233873 - 2⁸ = 126233617 is a prime.

It is not a weakly prime, because it can be changed into another prime (126233879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63116936 + 63116937.

It is an arithmetic number, because the mean of its divisors is an integer number (63116937).

Almost surely, 2^126233873 is an apocalyptic number.

It is an amenable number.

126233873 is a deficient number, since it is larger than the sum of its proper divisors (1).

126233873 is an equidigital number, since it uses as much as digits as its factorization.

126233873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 35.

The square root of 126233873 is about 11235.3848621220. The cubic root of 126233873 is about 501.6397803618.

The spelling of 126233873 in words is "one hundred twenty-six million, two hundred thirty-three thousand, eight hundred seventy-three".