1101441345 has 32 divisors (see below), whose sum is σ = 1852067712. Its totient is φ = 558254592.

The previous prime is 1101441337. The next prime is 1101441347. The reversal of 1101441345 is 5431441011.

It is a happy number.

It is not a de Polignac number, because 1101441345 - 2³ = 1101441337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101441347) 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, 789 + ... + 46941.

It is an arithmetic number, because the mean of its divisors is an integer number (57877116).

Almost surely, 2^1101441345 is an apocalyptic number.

1101441345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1101441345 is a deficient number, since it is larger than the sum of its proper divisors (750626367).

1101441345 is a wasteful number, since it uses less digits than its factorization.

1101441345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46241.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1101441345 is about 33187.9698836792. The cubic root of 1101441345 is about 1032.7307889097.

Adding to 1101441345 its reverse (5431441011), we get a palindrome (6532882356).

The spelling of 1101441345 in words is "one billion, one hundred one million, four hundred forty-one thousand, three hundred forty-five".