11924019 has 12 divisors (see below), whose sum is σ = 17289376. Its totient is φ = 7918992.

The previous prime is 11924009. The next prime is 11924047. The reversal of 11924019 is 91042911.

It is not a de Polignac number, because 11924019 - 2⁸ = 11923763 is a prime.

It is a super-2 number, since 2×11924019² = 284364458224722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11923983 and 11924001.

It is not an unprimeable number, because it can be changed into a prime (11924009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102 + ... + 4884.

Almost surely, 2^11924019 is an apocalyptic number.

11924019 is a deficient number, since it is larger than the sum of its proper divisors (5365357).

11924019 is a wasteful number, since it uses less digits than its factorization.

11924019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5066 (or 5063 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 11924019 is about 3453.1172873217. The cubic root of 11924019 is about 228.4586221076.

The spelling of 11924019 in words is "eleven million, nine hundred twenty-four thousand, nineteen".