105581054 has 16 divisors (see below), whose sum is σ = 168264000. Its totient is φ = 49591584.

The previous prime is 105581023. The next prime is 105581107. The reversal of 105581054 is 450185501.

It is a super-2 number, since 2×105581054² = 22294717927501832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22454 + ... + 26745.

It is an arithmetic number, because the mean of its divisors is an integer number (10516500).

Almost surely, 2^105581054 is an apocalyptic number.

105581054 is a deficient number, since it is larger than the sum of its proper divisors (62682946).

105581054 is a wasteful number, since it uses less digits than its factorization.

105581054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49267.

The product of its (nonzero) digits is 4000, while the sum is 29.

The square root of 105581054 is about 10275.2641815186. The cubic root of 105581054 is about 472.6380310224.

The spelling of 105581054 in words is "one hundred five million, five hundred eighty-one thousand, fifty-four".