1020314525 has 12 divisors (see below), whose sum is σ = 1284075552. Its totient is φ = 804067440.

The previous prime is 1020314521. The next prime is 1020314531. The reversal of 1020314525 is 5254130201.

It is not a de Polignac number, because 1020314525 - 2² = 1020314521 is a prime.

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 1020314525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020314521) 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, 302897 + ... + 306246.

It is an arithmetic number, because the mean of its divisors is an integer number (107006296).

Almost surely, 2^1020314525 is an apocalyptic number.

It is an amenable number.

1020314525 is a deficient number, since it is larger than the sum of its proper divisors (263761027).

1020314525 is an equidigital number, since it uses as much as digits as its factorization.

1020314525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609220 (or 609215 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1020314525 is about 31942.3625456853. The cubic root of 1020314525 is about 1006.7261655962.

Adding to 1020314525 its reverse (5254130201), we get a palindrome (6274444726).

The spelling of 1020314525 in words is "one billion, twenty million, three hundred fourteen thousand, five hundred twenty-five".