1152002273 has 2 divisors, whose sum is σ = 1152002274. Its totient is φ = 1152002272.

The previous prime is 1152002251. The next prime is 1152002287. The reversal of 1152002273 is 3722002511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1145687104 + 6315169 = 33848^2 + 2513^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152002273 - 2⁸ = 1152002017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1152002233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576001136 + 576001137.

It is an arithmetic number, because the mean of its divisors is an integer number (576001137).

Almost surely, 2^1152002273 is an apocalyptic number.

It is an amenable number.

1152002273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152002273 is an equidigital number, since it uses as much as digits as its factorization.

1152002273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 1152002273 is about 33941.1589813901. The cubic root of 1152002273 is about 1048.2972471444.

Adding to 1152002273 its reverse (3722002511), we get a palindrome (4874004784).

The spelling of 1152002273 in words is "one billion, one hundred fifty-two million, two thousand, two hundred seventy-three".