1002027425 has 12 divisors (see below), whose sum is σ = 1420016256. Its totient is φ = 687104400.

The previous prime is 1002027371. The next prime is 1002027427. The reversal of 1002027425 is 5247202001.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1002027425 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 1002027425.

It is not an unprimeable number, because it can be changed into a prime (1002027427) 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, 2862761 + ... + 2863110.

It is an arithmetic number, because the mean of its divisors is an integer number (118334688).

Almost surely, 2^1002027425 is an apocalyptic number.

It is an amenable number.

1002027425 is a deficient number, since it is larger than the sum of its proper divisors (417988831).

1002027425 is an equidigital number, since it uses as much as digits as its factorization.

1002027425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5725888 (or 5725883 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 1002027425 is about 31654.8167740709. The cubic root of 1002027425 is about 1000.6753521302.

Adding to 1002027425 its reverse (5247202001), we get a palindrome (6249229426).

The spelling of 1002027425 in words is "one billion, two million, twenty-seven thousand, four hundred twenty-five".