10326981 has 16 divisors (see below), whose sum is σ = 16072704. Its totient is φ = 5775024.

The previous prime is 10326971. The next prime is 10326991. The reversal of 10326981 is 18962301.

It is an interprime number because it is at equal distance from previous prime (10326971) and next prime (10326991).

It is not a de Polignac number, because 10326981 - 2⁵ = 10326949 is a prime.

It is a super-2 number, since 2×10326981² = 213293073148722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10326941) 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 in 15 ways as a sum of consecutive naturals, for example, 4245 + ... + 6218.

It is an arithmetic number, because the mean of its divisors is an integer number (1004544).

Almost surely, 2^10326981 is an apocalyptic number.

It is an amenable number.

10326981 is a deficient number, since it is larger than the sum of its proper divisors (5745723).

10326981 is a wasteful number, since it uses less digits than its factorization.

10326981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10520.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 10326981 is about 3213.5620423449. The cubic root of 10326981 is about 217.7665275340.

The spelling of 10326981 in words is "ten million, three hundred twenty-six thousand, nine hundred eighty-one".