11798001 has 8 divisors (see below), whose sum is σ = 17478560. Its totient is φ = 7865316.

The previous prime is 11797997. The next prime is 11798009. The reversal of 11798001 is 10089711.

It is not a de Polignac number, because 11798001 - 2² = 11797997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 436963 = 11798001 / (1 + 1 + 7 + 9 + 8 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11798009) 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 7 ways as a sum of consecutive naturals, for example, 218455 + ... + 218508.

It is an arithmetic number, because the mean of its divisors is an integer number (2184820).

Almost surely, 2^11798001 is an apocalyptic number.

It is an amenable number.

11798001 is a deficient number, since it is larger than the sum of its proper divisors (5680559).

11798001 is an equidigital number, since it uses as much as digits as its factorization.

11798001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436972 (or 436966 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

The square root of 11798001 is about 3434.8218294404. The cubic root of 11798001 is about 227.6509548392.

It can be divided in two parts, 1179 and 8001, that added together give a triangular number (9180 = T₁₃₅).

The spelling of 11798001 in words is "eleven million, seven hundred ninety-eight thousand, one".