11394019 has 24 divisors (see below), whose sum is σ = 14759808. Its totient is φ = 8709120.

The previous prime is 11394017. The next prime is 11394037. The reversal of 11394019 is 91049311.

It is a happy number.

It is not a de Polignac number, because 11394019 - 2¹ = 11394017 is a prime.

It is a super-2 number, since 2×11394019² = 259647337944722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11394017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19459 + ... + 20035.

It is an arithmetic number, because the mean of its divisors is an integer number (614992).

Almost surely, 2^11394019 is an apocalyptic number.

11394019 is a deficient number, since it is larger than the sum of its proper divisors (3365789).

11394019 is a wasteful number, since it uses less digits than its factorization.

11394019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 11394019 is about 3375.5027773652. The cubic root of 11394019 is about 225.0223451059.

The spelling of 11394019 in words is "eleven million, three hundred ninety-four thousand, nineteen".