1115913625 has 8 divisors (see below), whose sum is σ = 1392660360. Its totient is φ = 892730800.

The previous prime is 1115913611. The next prime is 1115913629. The reversal of 1115913625 is 5263195111.

It can be written as a sum of positive squares in 4 ways, for example, as 84989961 + 1030923664 = 9219^2 + 32108^2 .

It is not a de Polignac number, because 1115913625 - 2¹⁹ = 1115389337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1115913629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4463530 + ... + 4463779.

It is an arithmetic number, because the mean of its divisors is an integer number (174082545).

Almost surely, 2^1115913625 is an apocalyptic number.

It is an amenable number.

1115913625 is a deficient number, since it is larger than the sum of its proper divisors (276746735).

1115913625 is an frugal number, since it uses more digits than its factorization.

1115913625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8927324 (or 8927314 counting only the distinct ones).

The product of its digits is 8100, while the sum is 34.

The square root of 1115913625 is about 33405.2933679679. The cubic root of 1115913625 is about 1037.2342765563.

The spelling of 1115913625 in words is "one billion, one hundred fifteen million, nine hundred thirteen thousand, six hundred twenty-five".