2115133 has 2 divisors, whose sum is σ = 2115134. Its totient is φ = 2115132.

The previous prime is 2115131. The next prime is 2115181. The reversal of 2115133 is 3315112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1909924 + 205209 = 1382^2 + 453^2 .

It is a cyclic number.

It is not a de Polignac number, because 2115133 - 2¹ = 2115131 is a prime.

Together with 2115131, it forms a pair of twin primes.

2115133 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2115131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057566 + 1057567.

It is an arithmetic number, because the mean of its divisors is an integer number (1057567).

2^2115133 is an apocalyptic number.

It is an amenable number.

2115133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115133 is an equidigital number, since it uses as much as digits as its factorization.

2115133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90, while the sum is 16.

The square root of 2115133 is about 1454.3496828480. The cubic root of 2115133 is about 128.3647838062.

The spelling of 2115133 in words is "two million, one hundred fifteen thousand, one hundred thirty-three".