1025389106 has 16 divisors (see below), whose sum is σ = 1758292224. Its totient is φ = 439331904.

The previous prime is 1025389097. The next prime is 1025389133. The reversal of 1025389106 is 6019835201.

1025389106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59306 + ... + 74618.

It is an arithmetic number, because the mean of its divisors is an integer number (109893264).

Almost surely, 2^1025389106 is an apocalyptic number.

1025389106 is a deficient number, since it is larger than the sum of its proper divisors (732903118).

1025389106 is a wasteful number, since it uses less digits than its factorization.

1025389106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20105.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 1025389106 is about 32021.6974253396. The cubic root of 1025389106 is about 1008.3924058252.

The spelling of 1025389106 in words is "one billion, twenty-five million, three hundred eighty-nine thousand, one hundred six".