11070621 has 32 divisors (see below), whose sum is σ = 17625600. Its totient is φ = 6842880.

The previous prime is 11070617. The next prime is 11070637. The reversal of 11070621 is 12607011.

It is not a de Polignac number, because 11070621 - 2² = 11070617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11070594 and 11070603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11070601) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 40716 + ... + 40986.

It is an arithmetic number, because the mean of its divisors is an integer number (550800).

Almost surely, 2^11070621 is an apocalyptic number.

It is an amenable number.

11070621 is a deficient number, since it is larger than the sum of its proper divisors (6554979).

11070621 is a wasteful number, since it uses less digits than its factorization.

11070621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 11070621 is about 3327.2542734213. The cubic root of 11070621 is about 222.8729326302.

Adding to 11070621 its reverse (12607011), we get a palindrome (23677632).

The spelling of 11070621 in words is "eleven million, seventy thousand, six hundred twenty-one".