11473919 has 2 divisors, whose sum is σ = 11473920. Its totient is φ = 11473918.

The previous prime is 11473883. The next prime is 11473927. The reversal of 11473919 is 91937411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11473919 - 2¹² = 11469823 is a prime.

It is a super-2 number, since 2×11473919² = 263301634437122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11473939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5736959 + 5736960.

It is an arithmetic number, because the mean of its divisors is an integer number (5736960).

Almost surely, 2^11473919 is an apocalyptic number.

11473919 is a deficient number, since it is larger than the sum of its proper divisors (1).

11473919 is an equidigital number, since it uses as much as digits as its factorization.

11473919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 35.

The square root of 11473919 is about 3387.3173751510. The cubic root of 11473919 is about 225.5471064464.

The spelling of 11473919 in words is "eleven million, four hundred seventy-three thousand, nine hundred nineteen".