906133243 has 2 divisors, whose sum is σ = 906133244. Its totient is φ = 906133242.

The previous prime is 906133229. The next prime is 906133273. The reversal of 906133243 is 342331609.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-906133243 is a prime.

It is not a weakly prime, because it can be changed into another prime (906133213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453066621 + 453066622.

It is an arithmetic number, because the mean of its divisors is an integer number (453066622).

Almost surely, 2^906133243 is an apocalyptic number.

906133243 is a deficient number, since it is larger than the sum of its proper divisors (1).

906133243 is an equidigital number, since it uses as much as digits as its factorization.

906133243 is an evil number, because the sum of its binary digits is even.

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

The square root of 906133243 is about 30102.0471562982. The cubic root of 906133243 is about 967.6775995726.

The spelling of 906133243 in words is "nine hundred six million, one hundred thirty-three thousand, two hundred forty-three".