10685651 has 2 divisors, whose sum is σ = 10685652. Its totient is φ = 10685650.

The previous prime is 10685641. The next prime is 10685671. The reversal of 10685651 is 15658601.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10685651 is a prime.

It is a super-2 number, since 2×10685651² = 228366274587602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10685611) 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, 5342825 + 5342826.

It is an arithmetic number, because the mean of its divisors is an integer number (5342826).

Almost surely, 2^10685651 is an apocalyptic number.

10685651 is a deficient number, since it is larger than the sum of its proper divisors (1).

10685651 is an equidigital number, since it uses as much as digits as its factorization.

10685651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 10685651 is about 3268.8914022953. The cubic root of 10685651 is about 220.2589993759.

The spelling of 10685651 in words is "ten million, six hundred eighty-five thousand, six hundred fifty-one".