1163755 has 4 divisors (see below), whose sum is σ = 1396512. Its totient is φ = 931000.

The previous prime is 1163753. The next prime is 1163759. The reversal of 1163755 is 5573611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5573611 = 523 ⋅10657.

It is not a de Polignac number, because 1163755 - 2¹ = 1163753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1163753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116371 + ... + 116380.

It is an arithmetic number, because the mean of its divisors is an integer number (349128).

2^1163755 is an apocalyptic number.

1163755 is a deficient number, since it is larger than the sum of its proper divisors (232757).

1163755 is an equidigital number, since it uses as much as digits as its factorization.

1163755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232756.

The product of its digits is 3150, while the sum is 28.

The square root of 1163755 is about 1078.7747679660. The cubic root of 1163755 is about 105.1850101771.

The spelling of 1163755 in words is "one million, one hundred sixty-three thousand, seven hundred fifty-five".