11340031 has 2 divisors, whose sum is σ = 11340032. Its totient is φ = 11340030.

The previous prime is 11340023. The next prime is 11340047. The reversal of 11340031 is 13004311.

It is a weak prime.

It is an emirp because it is prime and its reverse (13004311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11340031 - 2³ = 11340023 is a prime.

It is a super-2 number, since 2×11340031² = 257192606161922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11339993 and 11340020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11340061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5670015 + 5670016.

It is an arithmetic number, because the mean of its divisors is an integer number (5670016).

Almost surely, 2^11340031 is an apocalyptic number.

11340031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11340031 is an equidigital number, since it uses as much as digits as its factorization.

11340031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 11340031 is about 3367.4962509259. The cubic root of 11340031 is about 224.6663763386. Note that the first 3 decimals are identical.

Adding to 11340031 its reverse (13004311), we get a palindrome (24344342).

The spelling of 11340031 in words is "eleven million, three hundred forty thousand, thirty-one".