1105553329 has 8 divisors (see below), whose sum is σ = 1124461800. Its totient is φ = 1086798336.

The previous prime is 1105553321. The next prime is 1105553363. The reversal of 1105553329 is 9233555011.

It can be written as a sum of positive squares in 4 ways, for example, as 4840000 + 1100713329 = 2200^2 + 33177^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1105553329 - 2³ = 1105553321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1105553294 and 1105553303.

It is not an unprimeable number, because it can be changed into a prime (1105553321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23794 + ... + 52699.

It is an arithmetic number, because the mean of its divisors is an integer number (140557725).

Almost surely, 2^1105553329 is an apocalyptic number.

It is an amenable number.

1105553329 is a deficient number, since it is larger than the sum of its proper divisors (18908471).

1105553329 is an equidigital number, since it uses as much as digits as its factorization.

1105553329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76739.

The product of its (nonzero) digits is 20250, while the sum is 34.

The square root of 1105553329 is about 33249.8620899396. The cubic root of 1105553329 is about 1034.0143491256.

The spelling of 1105553329 in words is "one billion, one hundred five million, five hundred fifty-three thousand, three hundred twenty-nine".