10539481 has 2 divisors, whose sum is σ = 10539482. Its totient is φ = 10539480.

The previous prime is 10539457. The next prime is 10539491. The reversal of 10539481 is 18493501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5363856 + 5175625 = 2316^2 + 2275^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10539481 is a prime.

It is a super-2 number, since 2×10539481² = 222161319498722, which contains 22 as substring.

It is equal to p₆₉₈₀₃₅ and since 10539481 and 698035 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (10539491) 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, 5269740 + 5269741.

It is an arithmetic number, because the mean of its divisors is an integer number (5269741).

Almost surely, 2^10539481 is an apocalyptic number.

It is an amenable number.

10539481 is a deficient number, since it is larger than the sum of its proper divisors (1).

10539481 is an equidigital number, since it uses as much as digits as its factorization.

10539481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 10539481 is about 3246.4566838324. The cubic root of 10539481 is about 219.2500705343.

The spelling of 10539481 in words is "ten million, five hundred thirty-nine thousand, four hundred eighty-one".