1183798 has 16 divisors (see below), whose sum is σ = 2214144. Its totient is φ = 461160.

The previous prime is 1183781. The next prime is 1183799. The reversal of 1183798 is 8973811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1183799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3690 + ... + 3997.

It is an arithmetic number, because the mean of its divisors is an integer number (138384).

2^1183798 is an apocalyptic number.

1183798 is a deficient number, since it is larger than the sum of its proper divisors (1030346).

1183798 is a wasteful number, since it uses less digits than its factorization.

1183798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7707.

The product of its digits is 12096, while the sum is 37.

The square root of 1183798 is about 1088.0248158935. The cubic root of 1183798 is about 105.7854328187.

It can be divided in two parts, 11837 and 98, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 1183798 in words is "one million, one hundred eighty-three thousand, seven hundred ninety-eight".