11239097 has 4 divisors (see below), whose sum is σ = 11246976. Its totient is φ = 11231220.

The previous prime is 11239079. The next prime is 11239103. The reversal of 11239097 is 79093211.

It is a happy number.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 79093211 = 43 ⋅1839377.

It is a cyclic number.

It is not a de Polignac number, because 11239097 - 2⁸ = 11238841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11239597) 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, 1133 + ... + 4874.

It is an arithmetic number, because the mean of its divisors is an integer number (2811744).

Almost surely, 2^11239097 is an apocalyptic number.

It is an amenable number.

11239097 is a deficient number, since it is larger than the sum of its proper divisors (7879).

11239097 is an equidigital number, since it uses as much as digits as its factorization.

11239097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7878.

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 11239097 is about 3352.4762489837. The cubic root of 11239097 is about 223.9978276256.

The spelling of 11239097 in words is "eleven million, two hundred thirty-nine thousand, ninety-seven".