1152552439 has 2 divisors, whose sum is σ = 1152552440. Its totient is φ = 1152552438.

The previous prime is 1152552437. The next prime is 1152552449. The reversal of 1152552439 is 9342552511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1152552439 - 2¹ = 1152552437 is a prime.

Together with 1152552437, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1152552398 and 1152552407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1152552437) 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, 576276219 + 576276220.

It is an arithmetic number, because the mean of its divisors is an integer number (576276220).

Almost surely, 2^1152552439 is an apocalyptic number.

1152552439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152552439 is an equidigital number, since it uses as much as digits as its factorization.

1152552439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 37.

The square root of 1152552439 is about 33949.2627165893. The cubic root of 1152552439 is about 1048.4641003209.

The spelling of 1152552439 in words is "one billion, one hundred fifty-two million, five hundred fifty-two thousand, four hundred thirty-nine".