11009625 has 64 divisors (see below), whose sum is σ = 21295872. Its totient is φ = 4992000.

The previous prime is 11009611. The next prime is 11009627. The reversal of 11009625 is 52690011.

It is not a de Polignac number, because 11009625 - 2¹⁵ = 10976857 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11009595 and 11009604.

It is not an unprimeable number, because it can be changed into a prime (11009627) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 70047 + ... + 70203.

It is an arithmetic number, because the mean of its divisors is an integer number (332748).

Almost surely, 2^11009625 is an apocalyptic number.

11009625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11009625 is a deficient number, since it is larger than the sum of its proper divisors (10286247).

11009625 is a wasteful number, since it uses less digits than its factorization.

11009625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 11009625 is about 3318.0754964286. The cubic root of 11009625 is about 222.4628562328.

Adding to 11009625 its reverse (52690011), we get a palindrome (63699636).

The spelling of 11009625 in words is "eleven million, nine thousand, six hundred twenty-five".