11923207 has 2 divisors, whose sum is σ = 11923208. Its totient is φ = 11923206.

The previous prime is 11923201. The next prime is 11923211. The reversal of 11923207 is 70232911.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11923207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11923201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5961603 + 5961604.

It is an arithmetic number, because the mean of its divisors is an integer number (5961604).

Almost surely, 2^11923207 is an apocalyptic number.

11923207 is a deficient number, since it is larger than the sum of its proper divisors (1).

11923207 is an equidigital number, since it uses as much as digits as its factorization.

11923207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 11923207 is about 3452.9997103967. Note that the first 3 decimals coincide. The cubic root of 11923207 is about 228.4534361432.

The spelling of 11923207 in words is "eleven million, nine hundred twenty-three thousand, two hundred seven".