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3139007 is a prime number
BaseRepresentation
bin1011111110010110111111
312220110220112
423332112333
51300422012
6151140235
735452424
oct13762677
95813815
103139007
111854423
12107467b
1385ba01
145b9d4b
15420122
hex2fe5bf

3139007 has 2 divisors, whose sum is σ = 3139008. Its totient is φ = 3139006.

The previous prime is 3138997. The next prime is 3139021. The reversal of 3139007 is 7009313.

It is a weak prime.

It is an emirp because it is prime and its reverse (7009313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3139007 - 24 = 3138991 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3139207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1569503 + 1569504.

It is an arithmetic number, because the mean of its divisors is an integer number (1569504).

Almost surely, 23139007 is an apocalyptic number.

3139007 is a deficient number, since it is larger than the sum of its proper divisors (1).

3139007 is an equidigital number, since it uses as much as digits as its factorization.

3139007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 23.

The square root of 3139007 is about 1771.7243013517. The cubic root of 3139007 is about 146.4189971814.

The spelling of 3139007 in words is "three million, one hundred thirty-nine thousand, seven".