10780447 has 2 divisors, whose sum is σ = 10780448. Its totient is φ = 10780446.

The previous prime is 10780433. The next prime is 10780453. The reversal of 10780447 is 74408701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10780447 - 2¹¹ = 10778399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10780247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5390223 + 5390224.

It is an arithmetic number, because the mean of its divisors is an integer number (5390224).

Almost surely, 2^10780447 is an apocalyptic number.

10780447 is a deficient number, since it is larger than the sum of its proper divisors (1).

10780447 is an equidigital number, since it uses as much as digits as its factorization.

10780447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 10780447 is about 3283.3591031138. The cubic root of 10780447 is about 220.9084132828.

The spelling of 10780447 in words is "ten million, seven hundred eighty thousand, four hundred forty-seven".