10549439 has 2 divisors, whose sum is σ = 10549440. Its totient is φ = 10549438.

The previous prime is 10549421. The next prime is 10549447. The reversal of 10549439 is 93494501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10549439 - 2¹⁶ = 10483903 is a prime.

It is a super-2 number, since 2×10549439² = 222581326429442, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10549399 and 10549408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10549489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5274719 + 5274720.

It is an arithmetic number, because the mean of its divisors is an integer number (5274720).

Almost surely, 2^10549439 is an apocalyptic number.

10549439 is a deficient number, since it is larger than the sum of its proper divisors (1).

10549439 is an equidigital number, since it uses as much as digits as its factorization.

10549439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 10549439 is about 3247.9899938270. The cubic root of 10549439 is about 219.3191000229.

The spelling of 10549439 in words is "ten million, five hundred forty-nine thousand, four hundred thirty-nine".