1153030897 has 2 divisors, whose sum is σ = 1153030898. Its totient is φ = 1153030896.

The previous prime is 1153030873. The next prime is 1153030909. The reversal of 1153030897 is 7980303511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1145213281 + 7817616 = 33841^2 + 2796^2 .

It is a cyclic number.

It is not a de Polignac number, because 1153030897 - 2¹⁵ = 1152998129 is a prime.

It is not a weakly prime, because it can be changed into another prime (1153030397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576515448 + 576515449.

It is an arithmetic number, because the mean of its divisors is an integer number (576515449).

Almost surely, 2^1153030897 is an apocalyptic number.

It is an amenable number.

1153030897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153030897 is an equidigital number, since it uses as much as digits as its factorization.

1153030897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 1153030897 is about 33956.3086480259. The cubic root of 1153030897 is about 1048.6091628852.

The spelling of 1153030897 in words is "one billion, one hundred fifty-three million, thirty thousand, eight hundred ninety-seven".