1165332325 has 12 divisors (see below), whose sum is σ = 1453370148. Its totient is φ = 926873600.

The previous prime is 1165332313. The next prime is 1165332331. The reversal of 1165332325 is 5232335611.

It can be written as a sum of positive squares in 6 ways, for example, as 10556001 + 1154776324 = 3249^2 + 33982^2 .

It is not a de Polignac number, because 1165332325 - 2⁹ = 1165331813 is a prime.

It is a super-4 number, since 4×1165332325⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 130396 + ... + 139045.

It is an arithmetic number, because the mean of its divisors is an integer number (121114179).

Almost surely, 2^1165332325 is an apocalyptic number.

It is an amenable number.

1165332325 is a deficient number, since it is larger than the sum of its proper divisors (288037823).

1165332325 is a wasteful number, since it uses less digits than its factorization.

1165332325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269624 (or 269619 counting only the distinct ones).

The product of its digits is 16200, while the sum is 31.

The square root of 1165332325 is about 34136.9642030454. The cubic root of 1165332325 is about 1052.3251045142.

Adding to 1165332325 its reverse (5232335611), we get a palindrome (6397667936).

The spelling of 1165332325 in words is "one billion, one hundred sixty-five million, three hundred thirty-two thousand, three hundred twenty-five".