1005053198 has 8 divisors (see below), whose sum is σ = 1530081192. Its totient is φ = 495026136.

The previous prime is 1005053197. The next prime is 1005053207. The reversal of 1005053198 is 8913505001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005053197) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3750065 + ... + 3750332.

It is an arithmetic number, because the mean of its divisors is an integer number (191260149).

Almost surely, 2^1005053198 is an apocalyptic number.

1005053198 is a deficient number, since it is larger than the sum of its proper divisors (525027994).

1005053198 is an equidigital number, since it uses as much as digits as its factorization.

1005053198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7500466.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 1005053198 is about 31702.5739964439. The cubic root of 1005053198 is about 1001.6815700705.

Adding to 1005053198 its reverse (8913505001), we get a palindrome (9918558199).

The spelling of 1005053198 in words is "one billion, five million, fifty-three thousand, one hundred ninety-eight".