1145253535 has 12 divisors (see below), whose sum is σ = 1459902888. Its totient is φ = 862307456.

The previous prime is 1145253509. The next prime is 1145253581. The reversal of 1145253535 is 5353525411.

It is not a de Polignac number, because 1145253535 - 2⁷ = 1145253407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1145253535.

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, 394837 + ... + 397726.

It is an arithmetic number, because the mean of its divisors is an integer number (121658574).

Almost surely, 2^1145253535 is an apocalyptic number.

1145253535 is a deficient number, since it is larger than the sum of its proper divisors (314649353).

1145253535 is an equidigital number, since it uses as much as digits as its factorization.

1145253535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792602 (or 792585 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The square root of 1145253535 is about 33841.5947467019. The cubic root of 1145253535 is about 1046.2461679342.

Adding to 1145253535 its reverse (5353525411), we get a palindrome (6498778946).

The spelling of 1145253535 in words is "one billion, one hundred forty-five million, two hundred fifty-three thousand, five hundred thirty-five".