1105254145 has 16 divisors (see below), whose sum is σ = 1344252672. Its totient is φ = 872270080.

The previous prime is 1105254131. The next prime is 1105254173. The reversal of 1105254145 is 5414525011.

It is not a de Polignac number, because 1105254145 - 2¹⁷ = 1105123073 is a prime.

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, 364104 + ... + 367126.

It is an arithmetic number, because the mean of its divisors is an integer number (84015792).

Almost surely, 2^1105254145 is an apocalyptic number.

It is an amenable number.

1105254145 is a deficient number, since it is larger than the sum of its proper divisors (238998527).

1105254145 is an equidigital number, since it uses as much as digits as its factorization.

1105254145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3992.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 1105254145 is about 33245.3627593383. The cubic root of 1105254145 is about 1033.9210659851.

Adding to 1105254145 its reverse (5414525011), we get a palindrome (6519779156).

The spelling of 1105254145 in words is "one billion, one hundred five million, two hundred fifty-four thousand, one hundred forty-five".