1002010425 has 24 divisors (see below), whose sum is σ = 1784094144. Its totient is φ = 493296960.

The previous prime is 1002010417. The next prime is 1002010453. The reversal of 1002010425 is 5240102001.

It is not a de Polignac number, because 1002010425 - 2³ = 1002010417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 512877 + ... + 514826.

It is an arithmetic number, because the mean of its divisors is an integer number (74337256).

Almost surely, 2^1002010425 is an apocalyptic number.

1002010425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1002010425 is a deficient number, since it is larger than the sum of its proper divisors (782083719).

1002010425 is a wasteful number, since it uses less digits than its factorization.

1002010425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027729 (or 1027724 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1002010425 is about 31654.5482513967. The cubic root of 1002010425 is about 1000.6696930777.

Adding to 1002010425 its reverse (5240102001), we get a palindrome (6242112426).

The spelling of 1002010425 in words is "one billion, two million, ten thousand, four hundred twenty-five".