11923297 has 2 divisors, whose sum is σ = 11923298. Its totient is φ = 11923296.

The previous prime is 11923283. The next prime is 11923339. The reversal of 11923297 is 79232911.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8271376 + 3651921 = 2876^2 + 1911^2 .

It is an emirp because it is prime and its reverse (79232911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11923297 is a prime.

It is a super-2 number, since 2×11923297² = 284330022700418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11923207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5961648 + 5961649.

It is an arithmetic number, because the mean of its divisors is an integer number (5961649).

Almost surely, 2^11923297 is an apocalyptic number.

It is an amenable number.

11923297 is a deficient number, since it is larger than the sum of its proper divisors (1).

11923297 is an equidigital number, since it uses as much as digits as its factorization.

11923297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 34.

The square root of 11923297 is about 3453.0127425192. The cubic root of 11923297 is about 228.4540109538.

It can be divided in two parts, 1192 and 3297, that added together give a square (4489 = 67²).

The spelling of 11923297 in words is "eleven million, nine hundred twenty-three thousand, two hundred ninety-seven".