109473919 has 2 divisors, whose sum is σ = 109473920. Its totient is φ = 109473918.

The previous prime is 109473911. The next prime is 109473937. The reversal of 109473919 is 919374901.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109473919 - 2³ = 109473911 is a prime.

It is a super-3 number, since 3×109473919³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109473911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54736959 + 54736960.

It is an arithmetic number, because the mean of its divisors is an integer number (54736960).

Almost surely, 2^109473919 is an apocalyptic number.

109473919 is a deficient number, since it is larger than the sum of its proper divisors (1).

109473919 is an equidigital number, since it uses as much as digits as its factorization.

109473919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 109473919 is about 10462.9784956292. The cubic root of 109473919 is about 478.3769238631.

The spelling of 109473919 in words is "one hundred nine million, four hundred seventy-three thousand, nine hundred nineteen".