1145103325 has 6 divisors (see below), whose sum is σ = 1419928154. Its totient is φ = 916082640.

The previous prime is 1145103317. The next prime is 1145103359. The reversal of 1145103325 is 5233015411.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 20775364 + 1124327961 = 4558^2 + 33531^2 .

It is not a de Polignac number, because 1145103325 - 2³ = 1145103317 is a prime.

It is a super-2 number, since 2×1145103325² = 2622523249852111250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 45804133 = 1145103325 / (1 + 1 + 4 + 5 + 1 + 0 + 3 + 3 + 2 + 5).

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 1145103325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22902042 + ... + 22902091.

Almost surely, 2^1145103325 is an apocalyptic number.

It is an amenable number.

1145103325 is a deficient number, since it is larger than the sum of its proper divisors (274824829).

1145103325 is an equidigital number, since it uses as much as digits as its factorization.

1145103325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45804143 (or 45804138 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1145103325 is about 33839.3753636204. The cubic root of 1145103325 is about 1046.2004244945.

Adding to 1145103325 its reverse (5233015411), we get a palindrome (6378118736).

The spelling of 1145103325 in words is "one billion, one hundred forty-five million, one hundred three thousand, three hundred twenty-five".