105414545 has 16 divisors (see below), whose sum is σ = 128085312. Its totient is φ = 83280960.

The previous prime is 105414499. The next prime is 105414557. The reversal of 105414545 is 545414501.

It is not a de Polignac number, because 105414545 - 2²⁰ = 104365969 is a prime.

It is a super-2 number, since 2×105414545² = 22224452595114050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171659 + ... + 172271.

It is an arithmetic number, because the mean of its divisors is an integer number (8005332).

Almost surely, 2^105414545 is an apocalyptic number.

It is an amenable number.

105414545 is a deficient number, since it is larger than the sum of its proper divisors (22670767).

105414545 is a wasteful number, since it uses less digits than its factorization.

105414545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 105414545 is about 10267.1585650559. The cubic root of 105414545 is about 472.3894387789.

The spelling of 105414545 in words is "one hundred five million, four hundred fourteen thousand, five hundred forty-five".