1194638801 has 8 divisors (see below), whose sum is σ = 1206416640. Its totient is φ = 1182876048.

The previous prime is 1194638747. The next prime is 1194638803. The reversal of 1194638801 is 1088364911.

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

It is a cyclic number.

It is not a de Polignac number, because 1194638801 - 2¹⁸ = 1194376657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1194638803) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 218240 + ... + 223646.

It is an arithmetic number, because the mean of its divisors is an integer number (150802080).

Almost surely, 2^1194638801 is an apocalyptic number.

It is an amenable number.

1194638801 is a deficient number, since it is larger than the sum of its proper divisors (11777839).

1194638801 is a wasteful number, since it uses less digits than its factorization.

1194638801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7543.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 1194638801 is about 34563.5472861221. The cubic root of 1194638801 is about 1061.0736721099.

The spelling of 1194638801 in words is "one billion, one hundred ninety-four million, six hundred thirty-eight thousand, eight hundred one".