1145825818 has 8 divisors (see below), whose sum is σ = 1809198720. Its totient is φ = 542759580.

The previous prime is 1145825809. The next prime is 1145825839. The reversal of 1145825818 is 8185285411.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15076618 + ... + 15076693.

It is an arithmetic number, because the mean of its divisors is an integer number (226149840).

Almost surely, 2^1145825818 is an apocalyptic number.

1145825818 is a deficient number, since it is larger than the sum of its proper divisors (663372902).

1145825818 is a wasteful number, since it uses less digits than its factorization.

1145825818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30153332.

The product of its digits is 102400, while the sum is 43.

The square root of 1145825818 is about 33850.0490103043. The cubic root of 1145825818 is about 1046.4204085932.

The spelling of 1145825818 in words is "one billion, one hundred forty-five million, eight hundred twenty-five thousand, eight hundred eighteen".