1140404198 has 16 divisors (see below), whose sum is σ = 1718236464. Its totient is φ = 567665280.

The previous prime is 1140404171. The next prime is 1140404219. The reversal of 1140404198 is 8914040411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498818 + ... + 501098.

It is an arithmetic number, because the mean of its divisors is an integer number (107389779).

Almost surely, 2^1140404198 is an apocalyptic number.

1140404198 is a deficient number, since it is larger than the sum of its proper divisors (577832266).

1140404198 is a wasteful number, since it uses less digits than its factorization.

1140404198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 1140404198 is about 33769.8711575866. The cubic root of 1140404198 is about 1044.7673750949.

The spelling of 1140404198 in words is "one billion, one hundred forty million, four hundred four thousand, one hundred ninety-eight".