1025871216 has 20 divisors (see below), whose sum is σ = 2650167432. Its totient is φ = 341957056.

The previous prime is 1025871211. The next prime is 1025871283. The reversal of 1025871216 is 6121785201.

1025871216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025871211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10686111 + ... + 10686206.

Almost surely, 2^1025871216 is an apocalyptic number.

1025871216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1025871216 is an abundant number, since it is smaller than the sum of its proper divisors (1624296216).

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

1025871216 is a wasteful number, since it uses less digits than its factorization.

1025871216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21372328 (or 21372322 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 1025871216 is about 32029.2244052209. The cubic root of 1025871216 is about 1008.5504206013.

The spelling of 1025871216 in words is "one billion, twenty-five million, eight hundred seventy-one thousand, two hundred sixteen".