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2135279 is a prime number
BaseRepresentation
bin1000001001010011101111
311000111001102
420021103233
51021312104
6113433315
724102206
oct10112357
94014042
102135279
1112292a3
1286b83b
13599ba3
143d823d
152c2a1e
hex2094ef

2135279 has 2 divisors, whose sum is σ = 2135280. Its totient is φ = 2135278.

The previous prime is 2135267. The next prime is 2135303. The reversal of 2135279 is 9725312.

2135279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2135279 - 220 = 1086703 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 213 + 1 + 38 + 5 + 221 + 75 + 94 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2135219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067639 + 1067640.

It is an arithmetic number, because the mean of its divisors is an integer number (1067640).

22135279 is an apocalyptic number.

2135279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135279 is an equidigital number, since it uses as much as digits as its factorization.

2135279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 2135279 is about 1461.2593883360. The cubic root of 2135279 is about 128.7710418998.

The spelling of 2135279 in words is "two million, one hundred thirty-five thousand, two hundred seventy-nine".