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2215133 is a prime number
BaseRepresentation
bin1000011100110011011101
311011112120222
420130303131
51031341013
6115251125
724554054
oct10346335
94145528
102215133
111283298
128a9aa5
135c733b
1441939b
152db508
hex21ccdd

2215133 has 2 divisors, whose sum is σ = 2215134. Its totient is φ = 2215132.

The previous prime is 2215127. The next prime is 2215141. The reversal of 2215133 is 3315122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1776889 + 438244 = 1333^2 + 662^2 .

It is a cyclic number.

It is not a de Polignac number, because 2215133 - 218 = 1952989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2215163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107566 + 1107567.

It is an arithmetic number, because the mean of its divisors is an integer number (1107567).

22215133 is an apocalyptic number.

It is an amenable number.

2215133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2215133 is an equidigital number, since it uses as much as digits as its factorization.

2215133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 180, while the sum is 17.

The square root of 2215133 is about 1488.3322881669. The cubic root of 2215133 is about 130.3566733811.

The spelling of 2215133 in words is "two million, two hundred fifteen thousand, one hundred thirty-three".