901133 has 2 divisors, whose sum is σ = 901134. Its totient is φ = 901132.

The previous prime is 901111. The next prime is 901141. The reversal of 901133 is 331109.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 797449 + 103684 = 893^2 + 322^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-901133 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (901183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450566 + 450567.

It is an arithmetic number, because the mean of its divisors is an integer number (450567).

2⁹⁰¹¹³³ is an apocalyptic number.

It is an amenable number.

901133 is a deficient number, since it is larger than the sum of its proper divisors (1).

901133 is an equidigital number, since it uses as much as digits as its factorization.

901133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 17.

The square root of 901133 is about 949.2802536659. The cubic root of 901133 is about 96.5894362665.

The spelling of 901133 in words is "nine hundred one thousand, one hundred thirty-three".