10498681 has 2 divisors, whose sum is σ = 10498682. Its totient is φ = 10498680.

The previous prime is 10498669. The next prime is 10498703. The reversal of 10498681 is 18689401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10342656 + 156025 = 3216^2 + 395^2 .

It is a cyclic number.

It is not a de Polignac number, because 10498681 - 2²¹ = 8401529 is a prime.

It is a super-2 number, since 2×10498681² = 220444605479522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10498681.

It is not a weakly prime, because it can be changed into another prime (10498651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5249340 + 5249341.

It is an arithmetic number, because the mean of its divisors is an integer number (5249341).

Almost surely, 2^10498681 is an apocalyptic number.

It is an amenable number.

10498681 is a deficient number, since it is larger than the sum of its proper divisors (1).

10498681 is an equidigital number, since it uses as much as digits as its factorization.

10498681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 10498681 is about 3240.1668166932. The cubic root of 10498681 is about 218.9667874267.

It can be divided in two parts, 1049 and 8681, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 10498681 in words is "ten million, four hundred ninety-eight thousand, six hundred eighty-one".