106871619 has 4 divisors (see below), whose sum is σ = 142495496. Its totient is φ = 71247744.

The previous prime is 106871617. The next prime is 106871621. The reversal of 106871619 is 916178601.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (106871617) and next prime (106871621).

It is not a de Polignac number, because 106871619 - 2¹ = 106871617 is a prime.

It is a super-2 number, since 2×106871619² = 22843085895362322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106871617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17811934 + ... + 17811939.

It is an arithmetic number, because the mean of its divisors is an integer number (35623874).

Almost surely, 2^106871619 is an apocalyptic number.

106871619 is a deficient number, since it is larger than the sum of its proper divisors (35623877).

106871619 is an equidigital number, since it uses as much as digits as its factorization.

106871619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35623876.

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 106871619 is about 10337.8730404276. The cubic root of 106871619 is about 474.5559935891. Note that the first 3 decimals are identical.

The spelling of 106871619 in words is "one hundred six million, eight hundred seventy-one thousand, six hundred nineteen".