126903433 has 2 divisors, whose sum is σ = 126903434. Its totient is φ = 126903432.

The previous prime is 126903421. The next prime is 126903457. The reversal of 126903433 is 334309621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74442384 + 52461049 = 8628^2 + 7243^2 .

It is a cyclic number.

It is not a de Polignac number, because 126903433 - 2⁵ = 126903401 is a prime.

It is a super-2 number, since 2×126903433² = 32208962614370978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126903395 and 126903404.

It is not a weakly prime, because it can be changed into another prime (126903463) 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, 63451716 + 63451717.

It is an arithmetic number, because the mean of its divisors is an integer number (63451717).

Almost surely, 2^126903433 is an apocalyptic number.

It is an amenable number.

126903433 is a deficient number, since it is larger than the sum of its proper divisors (1).

126903433 is an equidigital number, since it uses as much as digits as its factorization.

126903433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 126903433 is about 11265.1423870273. The cubic root of 126903433 is about 502.5251365692.

The spelling of 126903433 in words is "one hundred twenty-six million, nine hundred three thousand, four hundred thirty-three".