105525345 has 32 divisors (see below), whose sum is σ = 175403520. Its totient is φ = 54109440.

The previous prime is 105525319. The next prime is 105525377. The reversal of 105525345 is 543525501.

It is a happy number.

It is not a de Polignac number, because 105525345 - 2⁶ = 105525281 is a prime.

It is a super-2 number, since 2×105525345² = 22271196874738050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159315 + ... + 159975.

It is an arithmetic number, because the mean of its divisors is an integer number (5481360).

Almost surely, 2^105525345 is an apocalyptic number.

105525345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105525345 is a deficient number, since it is larger than the sum of its proper divisors (69878175).

105525345 is a wasteful number, since it uses less digits than its factorization.

105525345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 105525345 is about 10272.5529932924. The cubic root of 105525345 is about 472.5548885033.

The spelling of 105525345 in words is "one hundred five million, five hundred twenty-five thousand, three hundred forty-five".