126304433 has 2 divisors, whose sum is σ = 126304434. Its totient is φ = 126304432.

The previous prime is 126304429. The next prime is 126304481. The reversal of 126304433 is 334403621.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115068529 + 11235904 = 10727^2 + 3352^2 .

It is a cyclic number.

It is not a de Polignac number, because 126304433 - 2² = 126304429 is a prime.

It is equal to p_7180172 and since 126304433 and 7180172 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (126304133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63152216 + 63152217.

It is an arithmetic number, because the mean of its divisors is an integer number (63152217).

Almost surely, 2^126304433 is an apocalyptic number.

It is an amenable number.

126304433 is a deficient number, since it is larger than the sum of its proper divisors (1).

126304433 is an equidigital number, since it uses as much as digits as its factorization.

126304433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 126304433 is about 11238.5245027984. The cubic root of 126304433 is about 501.7332288929.

The spelling of 126304433 in words is "one hundred twenty-six million, three hundred four thousand, four hundred thirty-three".