105454245 has 32 divisors (see below), whose sum is σ = 182246400. Its totient is φ = 51761664.

The previous prime is 105454207. The next prime is 105454249. The reversal of 105454245 is 542454501.

It is not a de Polignac number, because 105454245 - 2⁷ = 105454117 is a prime.

It is a super-2 number, since 2×105454245² = 22241195577040050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105454249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92841 + ... + 93969.

It is an arithmetic number, because the mean of its divisors is an integer number (5695200).

Almost surely, 2^105454245 is an apocalyptic number.

105454245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105454245 is a deficient number, since it is larger than the sum of its proper divisors (76792155).

105454245 is a wasteful number, since it uses less digits than its factorization.

105454245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 105454245 is about 10269.0917319888. The cubic root of 105454245 is about 472.4487332748.

The spelling of 105454245 in words is "one hundred five million, four hundred fifty-four thousand, two hundred forty-five".