1097000647 has 2 divisors, whose sum is σ = 1097000648. Its totient is φ = 1097000646.

The previous prime is 1097000609. The next prime is 1097000651. The reversal of 1097000647 is 7460007901.

It is a strong prime.

It is an emirp because it is prime and its reverse (7460007901) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1097000647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1097000347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548500323 + 548500324.

It is an arithmetic number, because the mean of its divisors is an integer number (548500324).

Almost surely, 2^1097000647 is an apocalyptic number.

1097000647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1097000647 is an equidigital number, since it uses as much as digits as its factorization.

1097000647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 1097000647 is about 33121.0000905770. Note that the first 4 decimals coincide. The cubic root of 1097000647 is about 1031.3410273270.

The spelling of 1097000647 in words is "one billion, ninety-seven million, six hundred forty-seven", and thus it is an aban number.