1012025 has 12 divisors (see below), whose sum is σ = 1434432. Its totient is φ = 693840.

The previous prime is 1012009. The next prime is 1012031. The reversal of 1012025 is 5202101.

It is not a de Polignac number, because 1012025 - 2⁴ = 1012009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011997 and 1012015.

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, 2717 + ... + 3066.

It is an arithmetic number, because the mean of its divisors is an integer number (119536).

2^1012025 is an apocalyptic number.

It is an amenable number.

1012025 is a deficient number, since it is larger than the sum of its proper divisors (422407).

1012025 is an equidigital number, since it uses as much as digits as its factorization.

1012025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5800 (or 5795 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 1012025 is about 1005.9945327883. The cubic root of 1012025 is about 100.3992373079.

Adding to 1012025 its sum of digits (11), we get a square (1012036 = 1006²).

Adding to 1012025 its reverse (5202101), we get a palindrome (6214126).

The spelling of 1012025 in words is "one million, twelve thousand, twenty-five".