1013025225 has 48 divisors (see below), whose sum is σ = 1763494272. Its totient is φ = 512117760.

The previous prime is 1013025163. The next prime is 1013025259. The reversal of 1013025225 is 5225203101.

It is not a de Polignac number, because 1013025225 - 2¹² = 1013021129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 192327 + ... + 197523.

It is an arithmetic number, because the mean of its divisors is an integer number (36739464).

Almost surely, 2^1013025225 is an apocalyptic number.

1013025225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1013025225 is a deficient number, since it is larger than the sum of its proper divisors (750469047).

1013025225 is a wasteful number, since it uses less digits than its factorization.

1013025225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5346 (or 5341 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1013025225 is about 31828.0571980132. The cubic root of 1013025225 is about 1004.3230261809.

Adding to 1013025225 its reverse (5225203101), we get a palindrome (6238228326).

The spelling of 1013025225 in words is "one billion, thirteen million, twenty-five thousand, two hundred twenty-five".