1105232145 has 16 divisors (see below), whose sum is σ = 1768827840. Its totient is φ = 589305024.

The previous prime is 1105232131. The next prime is 1105232159. The reversal of 1105232145 is 5412325011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1105232131) and next prime (1105232159).

It is not a de Polignac number, because 1105232145 - 2⁵ = 1105232113 is a prime.

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, 74487 + ... + 88083.

It is an arithmetic number, because the mean of its divisors is an integer number (110551740).

Almost surely, 2^1105232145 is an apocalyptic number.

1105232145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1105232145 is a deficient number, since it is larger than the sum of its proper divisors (663595695).

1105232145 is a wasteful number, since it uses less digits than its factorization.

1105232145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19024.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1105232145 is about 33245.0318844786. The cubic root of 1105232145 is about 1033.9142058995.

Adding to 1105232145 its reverse (5412325011), we get a palindrome (6517557156).

The spelling of 1105232145 in words is "one billion, one hundred five million, two hundred thirty-two thousand, one hundred forty-five".