1145323525 has 24 divisors (see below), whose sum is σ = 1489618944. Its totient is φ = 871886400.

The previous prime is 1145323519. The next prime is 1145323547. The reversal of 1145323525 is 5253235411.

It is not a de Polignac number, because 1145323525 - 2¹¹ = 1145321477 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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 (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108220 + ... + 118330.

It is an arithmetic number, because the mean of its divisors is an integer number (62067456).

Almost surely, 2^1145323525 is an apocalyptic number.

It is an amenable number.

1145323525 is a deficient number, since it is larger than the sum of its proper divisors (344295419).

1145323525 is a wasteful number, since it uses less digits than its factorization.

1145323525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10341 (or 10336 counting only the distinct ones).

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

The square root of 1145323525 is about 33842.6288133768. The cubic root of 1145323525 is about 1046.2674806175.

Adding to 1145323525 its reverse (5253235411), we get a palindrome (6398558936).

The spelling of 1145323525 in words is "one billion, one hundred forty-five million, three hundred twenty-three thousand, five hundred twenty-five".