1134784198 has 4 divisors (see below), whose sum is σ = 1702176300. Its totient is φ = 567392098.

The previous prime is 1134784163. The next prime is 1134784199. The reversal of 1134784198 is 8914874311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134784199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283696048 + ... + 283696051.

It is an arithmetic number, because the mean of its divisors is an integer number (425544075).

Almost surely, 2^1134784198 is an apocalyptic number.

1134784198 is a deficient number, since it is larger than the sum of its proper divisors (567392102).

1134784198 is an equidigital number, since it uses as much as digits as its factorization.

1134784198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567392101.

The product of its digits is 193536, while the sum is 46.

The square root of 1134784198 is about 33686.5581204135. The cubic root of 1134784198 is about 1043.0483166614.

The spelling of 1134784198 in words is "one billion, one hundred thirty-four million, seven hundred eighty-four thousand, one hundred ninety-eight".