1151245297 has 2 divisors, whose sum is σ = 1151245298. Its totient is φ = 1151245296.

The previous prime is 1151245261. The next prime is 1151245301. The reversal of 1151245297 is 7925421511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 989039601 + 162205696 = 31449^2 + 12736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1151245297 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151245237) 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, 575622648 + 575622649.

It is an arithmetic number, because the mean of its divisors is an integer number (575622649).

Almost surely, 2^1151245297 is an apocalyptic number.

It is an amenable number.

1151245297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151245297 is an equidigital number, since it uses as much as digits as its factorization.

1151245297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 37.

The square root of 1151245297 is about 33930.0058502795. The cubic root of 1151245297 is about 1048.0675862172.

The spelling of 1151245297 in words is "one billion, one hundred fifty-one million, two hundred forty-five thousand, two hundred ninety-seven".