1013335225 has 12 divisors (see below), whose sum is σ = 1436041024. Its totient is φ = 694858320.

The previous prime is 1013335199. The next prime is 1013335229. The reversal of 1013335225 is 5225333101.

1013335225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1013335225 - 2¹⁹ = 1012810937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 1013335225.

It is not an unprimeable number, because it can be changed into a prime (1013335229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2895069 + ... + 2895418.

Almost surely, 2^1013335225 is an apocalyptic number.

It is an amenable number.

1013335225 is a deficient number, since it is larger than the sum of its proper divisors (422705799).

1013335225 is an equidigital number, since it uses as much as digits as its factorization.

1013335225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5790504 (or 5790499 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 1013335225 is about 31832.9267426041. The cubic root of 1013335225 is about 1004.4254614009.

Adding to 1013335225 its reverse (5225333101), we get a palindrome (6238668326).

It can be divided in two parts, 101333 and 5225, that multiplied together give a palindrome (529464925).

The spelling of 1013335225 in words is "one billion, thirteen million, three hundred thirty-five thousand, two hundred twenty-five".