1194945398 has 8 divisors (see below), whose sum is σ = 1809169992. Its totient is φ = 591888736.

The previous prime is 1194945383. The next prime is 1194945403. The reversal of 1194945398 is 8935494911.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2791715 + ... + 2792142.

It is an arithmetic number, because the mean of its divisors is an integer number (226146249).

Almost surely, 2^1194945398 is an apocalyptic number.

1194945398 is a deficient number, since it is larger than the sum of its proper divisors (614224594).

1194945398 is a wasteful number, since it uses less digits than its factorization.

1194945398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5583966.

The product of its digits is 1399680, while the sum is 53.

The square root of 1194945398 is about 34567.9822668318. The cubic root of 1194945398 is about 1061.1644371115.

The spelling of 1194945398 in words is "one billion, one hundred ninety-four million, nine hundred forty-five thousand, three hundred ninety-eight".