1145588617 has 2 divisors, whose sum is σ = 1145588618. Its totient is φ = 1145588616.

The previous prime is 1145588611. The next prime is 1145588627. The reversal of 1145588617 is 7168855411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 839898361 + 305690256 = 28981^2 + 17484^2 .

It is a cyclic number.

It is not a de Polignac number, because 1145588617 - 2²⁷ = 1011370889 is a prime.

It is a super-3 number, since 3×1145588617³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1145588611) 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, 572794308 + 572794309.

It is an arithmetic number, because the mean of its divisors is an integer number (572794309).

Almost surely, 2^1145588617 is an apocalyptic number.

It is an amenable number.

1145588617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145588617 is an equidigital number, since it uses as much as digits as its factorization.

1145588617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 268800, while the sum is 46.

The square root of 1145588617 is about 33846.5451264970. The cubic root of 1145588617 is about 1046.3481960186.

The spelling of 1145588617 in words is "one billion, one hundred forty-five million, five hundred eighty-eight thousand, six hundred seventeen".