1117140625 has 56 divisors (see below), whose sum is σ = 1518730560. Its totient is φ = 819000000.

The previous prime is 1117140589. The next prime is 1117140631. The reversal of 1117140625 is 5260417111.

It is not a de Polignac number, because 1117140625 - 2⁹ = 1117140113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117140593 and 1117140602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 15734340 + ... + 15734410.

Almost surely, 2^1117140625 is an apocalyptic number.

It is an amenable number.

1117140625 is a deficient number, since it is larger than the sum of its proper divisors (401589935).

1117140625 is an frugal number, since it uses more digits than its factorization.

1117140625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 1117140625 is about 33423.6536752043. The cubic root of 1117140625 is about 1037.6143000796.

Adding to 1117140625 its reverse (5260417111), we get a palindrome (6377557736).

The spelling of 1117140625 in words is "one billion, one hundred seventeen million, one hundred forty thousand, six hundred twenty-five".