11923245 has 12 divisors (see below), whose sum is σ = 20667036. Its totient is φ = 6359040.

The previous prime is 11923237. The next prime is 11923259. The reversal of 11923245 is 54232911.

It can be written as a sum of positive squares in 2 ways, for example, as 4272489 + 7650756 = 2067^2 + 2766^2 .

It is not a de Polignac number, because 11923245 - 2³ = 11923237 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132436 + ... + 132525.

It is an arithmetic number, because the mean of its divisors is an integer number (1722253).

Almost surely, 2^11923245 is an apocalyptic number.

11923245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11923245 is a deficient number, since it is larger than the sum of its proper divisors (8743791).

11923245 is a wasteful number, since it uses less digits than its factorization.

11923245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264972 (or 264969 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 11923245 is about 3453.0052128544. The cubic root of 11923245 is about 228.4536788414.

The spelling of 11923245 in words is "eleven million, nine hundred twenty-three thousand, two hundred forty-five".