1816345095 has 8 divisors (see below), whose sum is σ = 2906152176. Its totient is φ = 968717376.

The previous prime is 1816345061. The next prime is 1816345099. The reversal of 1816345095 is 5905436181.

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

It is not a de Polignac number, because 1816345095 - 2¹¹ = 1816343047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1816345099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60544822 + ... + 60544851.

It is an arithmetic number, because the mean of its divisors is an integer number (363269022).

Almost surely, 2^1816345095 is an apocalyptic number.

1816345095 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1816345095 is a deficient number, since it is larger than the sum of its proper divisors (1089807081).

1816345095 is a wasteful number, since it uses less digits than its factorization.

1816345095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121089681.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 1816345095 is about 42618.6003406963. The cubic root of 1816345095 is about 1220.1113163232. Note that the first 3 decimals are identical.

The spelling of 1816345095 in words is "one billion, eight hundred sixteen million, three hundred forty-five thousand, ninety-five".