2155333 has 2 divisors, whose sum is σ = 2155334. Its totient is φ = 2155332.

The previous prime is 2155327. The next prime is 2155381. The reversal of 2155333 is 3335512.

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., 1151329 + 1004004 = 1073^2 + 1002^2 .

It is a cyclic number.

It is not a de Polignac number, because 2155333 - 2¹⁷ = 2024261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2155393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077666 + 1077667.

It is an arithmetic number, because the mean of its divisors is an integer number (1077667).

2^2155333 is an apocalyptic number.

It is an amenable number.

2155333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2155333 is an equidigital number, since it uses as much as digits as its factorization.

2155333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1350, while the sum is 22.

The square root of 2155333 is about 1468.1052414592. The cubic root of 2155333 is about 129.1729147631.

The spelling of 2155333 in words is "two million, one hundred fifty-five thousand, three hundred thirty-three".