1323753755 has 16 divisors (see below), whose sum is σ = 1606059360. Its totient is φ = 1047341568.

The previous prime is 1323753733. The next prime is 1323753779. The reversal of 1323753755 is 5573573231.

It is a cyclic number.

It is not a de Polignac number, because 1323753755 - 2⁸ = 1323753499 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285284 + ... + 289886.

It is an arithmetic number, because the mean of its divisors is an integer number (100378710).

Almost surely, 2^1323753755 is an apocalyptic number.

1323753755 is a deficient number, since it is larger than the sum of its proper divisors (282305605).

1323753755 is a wasteful number, since it uses less digits than its factorization.

1323753755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5230.

The product of its digits is 330750, while the sum is 41.

The square root of 1323753755 is about 36383.4269276548. The cubic root of 1323753755 is about 1098.0001556619. Note that the first 3 decimals are identical.

The spelling of 1323753755 in words is "one billion, three hundred twenty-three million, seven hundred fifty-three thousand, seven hundred fifty-five".