106734905 has 4 divisors (see below), whose sum is σ = 128081892. Its totient is φ = 85387920.

The previous prime is 106734863. The next prime is 106734917. The reversal of 106734905 is 509437601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 509437601 = 31 ⋅16433471.

It can be written as a sum of positive squares in 2 ways, for example, as 70023424 + 36711481 = 8368^2 + 6059^2 .

It is not a de Polignac number, because 106734905 - 2⁶ = 106734841 is a prime.

It is a super-2 number, since 2×106734905² = 22784679890718050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10673486 + ... + 10673495.

It is an arithmetic number, because the mean of its divisors is an integer number (32020473).

Almost surely, 2^106734905 is an apocalyptic number.

It is an amenable number.

106734905 is a deficient number, since it is larger than the sum of its proper divisors (21346987).

106734905 is an equidigital number, since it uses as much as digits as its factorization.

106734905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21346986.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 106734905 is about 10331.2586358101. The cubic root of 106734905 is about 474.3535509034.

The spelling of 106734905 in words is "one hundred six million, seven hundred thirty-four thousand, nine hundred five".