1097716049 has 2 divisors, whose sum is σ = 1097716050. Its totient is φ = 1097716048.

The previous prime is 1097716021. The next prime is 1097716057. The reversal of 1097716049 is 9406177901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1017291025 + 80425024 = 31895^2 + 8968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1097716049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1097716069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548858024 + 548858025.

It is an arithmetic number, because the mean of its divisors is an integer number (548858025).

Almost surely, 2^1097716049 is an apocalyptic number.

It is an amenable number.

1097716049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1097716049 is an equidigital number, since it uses as much as digits as its factorization.

1097716049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 1097716049 is about 33131.7981552466. The cubic root of 1097716049 is about 1031.5651727745.

The spelling of 1097716049 in words is "one billion, ninety-seven million, seven hundred sixteen thousand, forty-nine".