1116001025 has 12 divisors (see below), whose sum is σ = 1386630000. Its totient is φ = 891001680.

The previous prime is 1116001013. The next prime is 1116001031. The reversal of 1116001025 is 5201006111.

It is not a de Polignac number, because 1116001025 - 2¹⁰ = 1116000001 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1116000994 and 1116001012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32255 + ... + 57204.

It is an arithmetic number, because the mean of its divisors is an integer number (115552500).

Almost surely, 2^1116001025 is an apocalyptic number.

It is an amenable number.

1116001025 is a deficient number, since it is larger than the sum of its proper divisors (270628975).

1116001025 is an equidigital number, since it uses as much as digits as its factorization.

1116001025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89968 (or 89963 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 1116001025 is about 33406.6015182628. The cubic root of 1116001025 is about 1037.2613550886.

Adding to 1116001025 its reverse (5201006111), we get a palindrome (6317007136).

The spelling of 1116001025 in words is "one billion, one hundred sixteen million, one thousand, twenty-five".