10651 has 2 divisors, whose sum is σ = 10652. Its totient is φ = 10650.
The previous prime is 10639. The next prime is 10657. The reversal of 10651 is 15601.
It is a strong prime.
It is an emirp because it is prime and its reverse (15601) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10651 - 29 = 10139 is a prime.
It is a super-2 number, since 2×106512 = 226887602, which contains 22 as substring.
10651 is a lucky number.
It is a plaindrome in base 16.
It is not a weakly prime, because it can be changed into another prime (10657) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5325 + 5326.
It is an arithmetic number, because the mean of its divisors is an integer number (5326).
210651 is an apocalyptic number.
10651 is a deficient number, since it is larger than the sum of its proper divisors (1).
10651 is an equidigital number, since it uses as much as digits as its factorization.
10651 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 30, while the sum is 13.
The square root of 10651 is about 103.2036821049. The cubic root of 10651 is about 22.0020659217.
Subtracting 10651 from its reverse (15601), we obtain a triangular number (4950 = T99).
The spelling of 10651 in words is "ten thousand, six hundred fifty-one".
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