1152519649 has 2 divisors, whose sum is σ = 1152519650. Its totient is φ = 1152519648.

The previous prime is 1152519611. The next prime is 1152519659. The reversal of 1152519649 is 9469152511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 833361424 + 319158225 = 28868^2 + 17865^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152519649 - 2⁷ = 1152519521 is a prime.

It is not a weakly prime, because it can be changed into another prime (1152519659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576259824 + 576259825.

It is an arithmetic number, because the mean of its divisors is an integer number (576259825).

Almost surely, 2^1152519649 is an apocalyptic number.

It is an amenable number.

1152519649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152519649 is an equidigital number, since it uses as much as digits as its factorization.

1152519649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 43.

The square root of 1152519649 is about 33948.7797866138. The cubic root of 1152519649 is about 1048.4541573275.

The spelling of 1152519649 in words is "one billion, one hundred fifty-two million, five hundred nineteen thousand, six hundred forty-nine".