1145332525 has 12 divisors (see below), whose sum is σ = 1469186100. Its totient is φ = 884670080.

The previous prime is 1145332501. The next prime is 1145332537. The reversal of 1145332525 is 5252335411.

It can be written as a sum of positive squares in 6 ways, for example, as 185014404 + 960318121 = 13602^2 + 30989^2 .

It is not a de Polignac number, because 1145332525 - 2¹³ = 1145324333 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 789160 + ... + 790609.

It is an arithmetic number, because the mean of its divisors is an integer number (122432175).

Almost surely, 2^1145332525 is an apocalyptic number.

It is an amenable number.

1145332525 is a deficient number, since it is larger than the sum of its proper divisors (323853575).

1145332525 is a wasteful number, since it uses less digits than its factorization.

1145332525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579808 (or 1579803 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 1145332525 is about 33842.7617815095. The cubic root of 1145332525 is about 1046.2702211481.

Adding to 1145332525 its reverse (5252335411), we get a palindrome (6397667936).

The spelling of 1145332525 in words is "one billion, one hundred forty-five million, three hundred thirty-two thousand, five hundred twenty-five".