1152605939 has 2 divisors, whose sum is σ = 1152605940. Its totient is φ = 1152605938.

The previous prime is 1152605917. The next prime is 1152606023. The reversal of 1152605939 is 9395062511.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (9395062511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152605939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1152605896 and 1152605905.

It is not a weakly prime, because it can be changed into another prime (1152605639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576302969 + 576302970.

It is an arithmetic number, because the mean of its divisors is an integer number (576302970).

Almost surely, 2^1152605939 is an apocalyptic number.

1152605939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152605939 is an equidigital number, since it uses as much as digits as its factorization.

1152605939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 41.

The square root of 1152605939 is about 33950.0506479740. The cubic root of 1152605939 is about 1048.4803228544.

The spelling of 1152605939 in words is "one billion, one hundred fifty-two million, six hundred five thousand, nine hundred thirty-nine".