11091413 has 2 divisors, whose sum is σ = 11091414. Its totient is φ = 11091412.

The previous prime is 11091371. The next prime is 11091433. The reversal of 11091413 is 31419011.

It is an a-pointer prime, because the next prime (11091433) can be obtained adding 11091413 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10125124 + 966289 = 3182^2 + 983^2 .

It is a cyclic number.

It is not a de Polignac number, because 11091413 - 2¹⁰ = 11090389 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11091433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5545706 + 5545707.

It is an arithmetic number, because the mean of its divisors is an integer number (5545707).

Almost surely, 2^11091413 is an apocalyptic number.

It is an amenable number.

11091413 is a deficient number, since it is larger than the sum of its proper divisors (1).

11091413 is an equidigital number, since it uses as much as digits as its factorization.

11091413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 11091413 is about 3330.3773059520. The cubic root of 11091413 is about 223.0123730458.

The spelling of 11091413 in words is "eleven million, ninety-one thousand, four hundred thirteen".