105450155 has 16 divisors (see below), whose sum is σ = 130987584. Its totient is φ = 81438720.

The previous prime is 105450143. The next prime is 105450157. The reversal of 105450155 is 551054501.

It is not a de Polignac number, because 105450155 - 2⁴ = 105450139 is a prime.

It is a super-3 number, since 3×105450155³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105450157) 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, 17234 + ... + 22536.

It is an arithmetic number, because the mean of its divisors is an integer number (8186724).

Almost surely, 2^105450155 is an apocalyptic number.

105450155 is a deficient number, since it is larger than the sum of its proper divisors (25537429).

105450155 is an equidigital number, since it uses as much as digits as its factorization.

105450155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5446.

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 105450155 is about 10268.8925887848. The cubic root of 105450155 is about 472.4426252852.

The spelling of 105450155 in words is "one hundred five million, four hundred fifty thousand, one hundred fifty-five".