105913005 has 16 divisors (see below), whose sum is σ = 184866624. Its totient is φ = 51351680.

The previous prime is 105913001. The next prime is 105913007. The reversal of 105913005 is 500319501.

It is not a de Polignac number, because 105913005 - 2² = 105913001 is a prime.

It is a super-2 number, since 2×105913005² = 22435129256260050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105913001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320784 + ... + 321113.

It is an arithmetic number, because the mean of its divisors is an integer number (11554164).

Almost surely, 2^105913005 is an apocalyptic number.

105913005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105913005 is a deficient number, since it is larger than the sum of its proper divisors (78953619).

105913005 is a wasteful number, since it uses less digits than its factorization.

105913005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641916.

The product of its (nonzero) digits is 675, while the sum is 24.

The square root of 105913005 is about 10291.4044231096. The cubic root of 105913005 is about 473.1328436873.

The spelling of 105913005 in words is "one hundred five million, nine hundred thirteen thousand, five".