1013440325 has 12 divisors (see below), whose sum is σ = 1275424320. Its totient is φ = 798650160.

The previous prime is 1013440321. The next prime is 1013440331. The reversal of 1013440325 is 5230443101.

It is not a de Polignac number, because 1013440325 - 2² = 1013440321 is a prime.

It is a super-2 number, since 2×1013440325² = 2054122584672211250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1013440325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013440321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 300845 + ... + 304194.

It is an arithmetic number, because the mean of its divisors is an integer number (106285360).

Almost surely, 2^1013440325 is an apocalyptic number.

It is an amenable number.

1013440325 is a deficient number, since it is larger than the sum of its proper divisors (261983995).

1013440325 is an equidigital number, since it uses as much as digits as its factorization.

1013440325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605116 (or 605111 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1013440325 is about 31834.5775062274. The cubic root of 1013440325 is about 1004.4601855027.

Adding to 1013440325 its reverse (5230443101), we get a palindrome (6243883426).

The spelling of 1013440325 in words is "one billion, thirteen million, four hundred forty thousand, three hundred twenty-five".