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714991 is a prime number
BaseRepresentation
bin10101110100011101111
31100022210011
42232203233
5140334431
623154051
76035344
oct2564357
91308704
10714991
11449202
122a5927
131c0594
141487cb
15e1cb1
hexae8ef

714991 has 2 divisors, whose sum is σ = 714992. Its totient is φ = 714990.

The previous prime is 714971. The next prime is 715019. The reversal of 714991 is 199417.

It is a weak prime.

It is an emirp because it is prime and its reverse (199417) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 714991 - 29 = 714479 is a prime.

It is a super-2 number, since 2×7149912 = 1022424260162, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (714911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357495 + 357496.

It is an arithmetic number, because the mean of its divisors is an integer number (357496).

2714991 is an apocalyptic number.

714991 is a deficient number, since it is larger than the sum of its proper divisors (1).

714991 is an equidigital number, since it uses as much as digits as its factorization.

714991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268, while the sum is 31.

The square root of 714991 is about 845.5714044361. The cubic root of 714991 is about 89.4197651764.

The spelling of 714991 in words is "seven hundred fourteen thousand, nine hundred ninety-one".