11061213 has 4 divisors (see below), whose sum is σ = 14748288. Its totient is φ = 7374140.

The previous prime is 11061199. The next prime is 11061221. The reversal of 11061213 is 31216011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31216011 = 3 ⋅10405337.

It is a cyclic number.

It is not a de Polignac number, because 11061213 - 2⁸ = 11060957 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11061192 and 11061201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11061223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843533 + ... + 1843538.

It is an arithmetic number, because the mean of its divisors is an integer number (3687072).

Almost surely, 2^11061213 is an apocalyptic number.

It is an amenable number.

11061213 is a deficient number, since it is larger than the sum of its proper divisors (3687075).

11061213 is an equidigital number, since it uses as much as digits as its factorization.

11061213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3687074.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 11061213 is about 3325.8401945974. The cubic root of 11061213 is about 222.8097810150.

Adding to 11061213 its reverse (31216011), we get a palindrome (42277224).

The spelling of 11061213 in words is "eleven million, sixty-one thousand, two hundred thirteen".