1816735148 has 6 divisors (see below), whose sum is σ = 3179286516. Its totient is φ = 908367572.

The previous prime is 1816735121. The next prime is 1816735153. The reversal of 1816735148 is 8415376181.

It is a junction number, because it is equal to n+sod(n) for n = 1816735099 and 1816735108.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227091890 + ... + 227091897.

It is an arithmetic number, because the mean of its divisors is an integer number (529881086).

Almost surely, 2^1816735148 is an apocalyptic number.

It is an amenable number.

1816735148 is a deficient number, since it is larger than the sum of its proper divisors (1362551368).

1816735148 is a wasteful number, since it uses less digits than its factorization.

1816735148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454183791 (or 454183789 counting only the distinct ones).

The product of its digits is 161280, while the sum is 44.

The square root of 1816735148 is about 42623.1761838557. The cubic root of 1816735148 is about 1220.1986481153.

The spelling of 1816735148 in words is "one billion, eight hundred sixteen million, seven hundred thirty-five thousand, one hundred forty-eight".