1025040116 has 6 divisors (see below), whose sum is σ = 1793820210. Its totient is φ = 512520056.

The previous prime is 1025040113. The next prime is 1025040127. The reversal of 1025040116 is 6110405201.

It can be written as a sum of positive squares in only one way, i.e., 936115216 + 88924900 = 30596^2 + 9430^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025040113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128130011 + ... + 128130018.

It is an arithmetic number, because the mean of its divisors is an integer number (298970035).

Almost surely, 2^1025040116 is an apocalyptic number.

It is an amenable number.

1025040116 is a deficient number, since it is larger than the sum of its proper divisors (768780094).

1025040116 is a wasteful number, since it uses less digits than its factorization.

1025040116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256260033 (or 256260031 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1025040116 is about 32016.2476876976. The cubic root of 1025040116 is about 1008.2779911130.

Adding to 1025040116 its reverse (6110405201), we get a palindrome (7135445317).

The spelling of 1025040116 in words is "one billion, twenty-five million, forty thousand, one hundred sixteen".