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11427239 is a prime number
BaseRepresentation
bin101011100101…
…110110100111
3210111120020002
4223211312213
510411132424
61044531515
7166062365
oct53456647
923446202
1011427239
1164a54aa
1239b0b9b
1324a13a5
141736635
15100acae
hexae5da7

11427239 has 2 divisors, whose sum is σ = 11427240. Its totient is φ = 11427238.

The previous prime is 11427217. The next prime is 11427253. The reversal of 11427239 is 93272411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11427239 - 216 = 11361703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11427209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5713619 + 5713620.

It is an arithmetic number, because the mean of its divisors is an integer number (5713620).

Almost surely, 211427239 is an apocalyptic number.

11427239 is a deficient number, since it is larger than the sum of its proper divisors (1).

11427239 is an equidigital number, since it uses as much as digits as its factorization.

11427239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 29.

The square root of 11427239 is about 3380.4199443264. The cubic root of 11427239 is about 225.2408219869.

The spelling of 11427239 in words is "eleven million, four hundred twenty-seven thousand, two hundred thirty-nine".