1025603064 has 96 divisors (see below), whose sum is σ = 2954718000. Its totient is φ = 320265216.

The previous prime is 1025603063. The next prime is 1025603107. The reversal of 1025603064 is 4603065201.

1025603064 is a `hidden beast` number, since 10 + 2 + 560 + 30 + 64 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025603063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 278467 + ... + 282125.

Almost surely, 2^1025603064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1025603064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1477359000).

1025603064 is an abundant number, since it is smaller than the sum of its proper divisors (1929114936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1025603064 is a wasteful number, since it uses less digits than its factorization.

1025603064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3917 (or 3910 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1025603064 is about 32025.0380796027. The cubic root of 1025603064 is about 1008.4625381019.

Adding to 1025603064 its reverse (4603065201), we get a palindrome (5628668265).

The spelling of 1025603064 in words is "one billion, twenty-five million, six hundred three thousand, sixty-four".