11343109 has 2 divisors, whose sum is σ = 11343110. Its totient is φ = 11343108.

The previous prime is 11343107. The next prime is 11343119. The reversal of 11343109 is 90134311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5688225 + 5654884 = 2385^2 + 2378^2 .

It is an emirp because it is prime and its reverse (90134311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11343109 - 2¹ = 11343107 is a prime.

It is a super-2 number, since 2×11343109² = 257332243571762, which contains 22 as substring.

Together with 11343107, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11343109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11343107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671554 + 5671555.

It is an arithmetic number, because the mean of its divisors is an integer number (5671555).

Almost surely, 2^11343109 is an apocalyptic number.

It is an amenable number.

11343109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11343109 is an equidigital number, since it uses as much as digits as its factorization.

11343109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 11343109 is about 3367.9532360174. The cubic root of 11343109 is about 224.6867014021.

The spelling of 11343109 in words is "eleven million, three hundred forty-three thousand, one hundred nine".