105494019 has 8 divisors (see below), whose sum is σ = 140812560. Its totient is φ = 70252416.

The previous prime is 105494017. The next prime is 105494021. The reversal of 105494019 is 910494501.

It is an interprime number because it is at equal distance from previous prime (105494017) and next prime (105494021).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105494019 - 2¹ = 105494017 is a prime.

It is a super-2 number, since 2×105494019² = 22257976089544722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105494017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15954 + ... + 21575.

It is an arithmetic number, because the mean of its divisors is an integer number (17601570).

Almost surely, 2^105494019 is an apocalyptic number.

105494019 is a deficient number, since it is larger than the sum of its proper divisors (35318541).

105494019 is an equidigital number, since it uses as much as digits as its factorization.

105494019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38469.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 105494019 is about 10271.0281374359. The cubic root of 105494019 is about 472.5081233731.

The spelling of 105494019 in words is "one hundred five million, four hundred ninety-four thousand, nineteen".