1613119198 has 4 divisors (see below), whose sum is σ = 2419678800. Its totient is φ = 806559598.

The previous prime is 1613119117. The next prime is 1613119201. The reversal of 1613119198 is 8919113161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8919113161 = 7 ⋅1274159023.

It is a self number, because there is not a number n which added to its sum of digits gives 1613119198.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403279798 + ... + 403279801.

It is an arithmetic number, because the mean of its divisors is an integer number (604919700).

Almost surely, 2^1613119198 is an apocalyptic number.

1613119198 is a deficient number, since it is larger than the sum of its proper divisors (806559602).

1613119198 is an equidigital number, since it uses as much as digits as its factorization.

1613119198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806559601.

The product of its digits is 11664, while the sum is 40.

The square root of 1613119198 is about 40163.6551872461. The cubic root of 1613119198 is about 1172.7951283115.

The spelling of 1613119198 in words is "one billion, six hundred thirteen million, one hundred nineteen thousand, one hundred ninety-eight".