1020334525 has 12 divisors (see below), whose sum is σ = 1445960032. Its totient is φ = 699657840.

The previous prime is 1020334507. The next prime is 1020334531. The reversal of 1020334525 is 5254330201.

It is not a de Polignac number, because 1020334525 - 2⁹ = 1020334013 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 1020334525.

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, 2915067 + ... + 2915416.

Almost surely, 2^1020334525 is an apocalyptic number.

It is an amenable number.

1020334525 is a deficient number, since it is larger than the sum of its proper divisors (425625507).

1020334525 is an equidigital number, since it uses as much as digits as its factorization.

1020334525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5830500 (or 5830495 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1020334525 is about 31942.6756080326. The cubic root of 1020334525 is about 1006.7327434345.

Adding to 1020334525 its reverse (5254330201), we get a palindrome (6274664726).

The spelling of 1020334525 in words is "one billion, twenty million, three hundred thirty-four thousand, five hundred twenty-five".