1134984378 has 16 divisors (see below), whose sum is σ = 2476329696. Its totient is φ = 343934640.

The previous prime is 1134984353. The next prime is 1134984421. The reversal of 1134984378 is 8734894311.

It is a happy number.

It is an unprimeable number.

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, 8598301 + ... + 8598432.

It is an arithmetic number, because the mean of its divisors is an integer number (154770606).

Almost surely, 2^1134984378 is an apocalyptic number.

1134984378 is an abundant number, since it is smaller than the sum of its proper divisors (1341345318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1134984378 is a wasteful number, since it uses less digits than its factorization.

1134984378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17196749.

The product of its digits is 580608, while the sum is 48.

The square root of 1134984378 is about 33689.5292041904. The cubic root of 1134984378 is about 1043.1096455425.

The spelling of 1134984378 in words is "one billion, one hundred thirty-four million, nine hundred eighty-four thousand, three hundred seventy-eight".