11072621 has 8 divisors (see below), whose sum is σ = 12843840. Its totient is φ = 9348768.

The previous prime is 11072617. The next prime is 11072641. The reversal of 11072621 is 12627011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11072621 - 2² = 11072617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11072593 and 11072602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11072641) 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 7 ways as a sum of consecutive naturals, for example, 11336 + ... + 12273.

It is an arithmetic number, because the mean of its divisors is an integer number (1605480).

Almost surely, 2^11072621 is an apocalyptic number.

It is an amenable number.

11072621 is a deficient number, since it is larger than the sum of its proper divisors (1771219).

11072621 is an equidigital number, since it uses as much as digits as its factorization.

11072621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23683.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 11072621 is about 3327.5548079633. The cubic root of 11072621 is about 222.8863531066.

Adding to 11072621 its reverse (12627011), we get a palindrome (23699632).

It can be divided in two parts, 110726 and 21, that multiplied together give a triangular number (2325246 = T₂₁₅₆).

The spelling of 11072621 in words is "eleven million, seventy-two thousand, six hundred twenty-one".