1152552449 has 2 divisors, whose sum is σ = 1152552450. Its totient is φ = 1152552448.

The previous prime is 1152552439. The next prime is 1152552461. The reversal of 1152552449 is 9442552511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1151923600 + 628849 = 33940^2 + 793^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152552449 is a prime.

It is not a weakly prime, because it can be changed into another prime (1152552439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576276224 + 576276225.

It is an arithmetic number, because the mean of its divisors is an integer number (576276225).

Almost surely, 2^1152552449 is an apocalyptic number.

It is an amenable number.

1152552449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152552449 is an equidigital number, since it uses as much as digits as its factorization.

1152552449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000, while the sum is 38.

The square root of 1152552449 is about 33949.2628638679. The cubic root of 1152552449 is about 1048.4641033532.

The spelling of 1152552449 in words is "one billion, one hundred fifty-two million, five hundred fifty-two thousand, four hundred forty-nine".