1361008198 has 16 divisors (see below), whose sum is σ = 2232263376. Its totient is φ = 617207040.

The previous prime is 1361008169. The next prime is 1361008211. The reversal of 1361008198 is 8918001631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61911 + ... + 80962.

It is an arithmetic number, because the mean of its divisors is an integer number (139516461).

Almost surely, 2^1361008198 is an apocalyptic number.

1361008198 is a deficient number, since it is larger than the sum of its proper divisors (871255178).

1361008198 is a wasteful number, since it uses less digits than its factorization.

1361008198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143319.

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 1361008198 is about 36891.8446001281. The cubic root of 1361008198 is about 1108.2053617838.

The spelling of 1361008198 in words is "one billion, three hundred sixty-one million, eight thousand, one hundred ninety-eight".