1355225044 has 48 divisors (see below), whose sum is σ = 2558586240. Its totient is φ = 626567040.

The previous prime is 1355225009. The next prime is 1355225051. The reversal of 1355225044 is 4405225531.

It is a junction number, because it is equal to n+sod(n) for n = 1355224997 and 1355225015.

It is a congruent 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, 329062 + ... + 333154.

It is an arithmetic number, because the mean of its divisors is an integer number (53303880).

Almost surely, 2^1355225044 is an apocalyptic number.

It is an amenable number.

1355225044 is a deficient number, since it is larger than the sum of its proper divisors (1203361196).

1355225044 is a wasteful number, since it uses less digits than its factorization.

1355225044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4240 (or 4238 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1355225044 is about 36813.3813171243. The cubic root of 1355225044 is about 1106.6334826181.

The spelling of 1355225044 in words is "one billion, three hundred fifty-five million, two hundred twenty-five thousand, forty-four".