1355655223 has 8 divisors (see below), whose sum is σ = 1460257568. Its totient is φ = 1251098784.

The previous prime is 1355655221. The next prime is 1355655227. The reversal of 1355655223 is 3225565531.

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

It is not a de Polignac number, because 1355655223 - 2¹ = 1355655221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355655221) 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, 72865 + ... + 89557.

It is an arithmetic number, because the mean of its divisors is an integer number (182532196).

Almost surely, 2^1355655223 is an apocalyptic number.

1355655223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1355655223 is a deficient number, since it is larger than the sum of its proper divisors (104602345).

1355655223 is a wasteful number, since it uses less digits than its factorization.

1355655223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22953.

The product of its digits is 135000, while the sum is 37.

The square root of 1355655223 is about 36819.2235523782. The cubic root of 1355655223 is about 1106.7505603749.

The spelling of 1355655223 in words is "one billion, three hundred fifty-five million, six hundred fifty-five thousand, two hundred twenty-three".