10720663 has 2 divisors, whose sum is σ = 10720664. Its totient is φ = 10720662.

The previous prime is 10720627. The next prime is 10720667. The reversal of 10720663 is 36602701.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10720663 is a prime.

It is a super-2 number, since 2×10720663² = 229865230319138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10720667) 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, 5360331 + 5360332.

It is an arithmetic number, because the mean of its divisors is an integer number (5360332).

Almost surely, 2^10720663 is an apocalyptic number.

10720663 is a deficient number, since it is larger than the sum of its proper divisors (1).

10720663 is an equidigital number, since it uses as much as digits as its factorization.

10720663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 10720663 is about 3274.2423551106. The cubic root of 10720663 is about 220.4992998437.

The spelling of 10720663 in words is "ten million, seven hundred twenty thousand, six hundred sixty-three".