1395118992 has 20 divisors (see below), whose sum is σ = 3604057520. Its totient is φ = 465039648.

The previous prime is 1395118969. The next prime is 1395119017. The reversal of 1395118992 is 2998115931.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 29064979 = 1395118992 / (1 + 3 + 9 + 5 + 1 + 1 + 8 + 9 + 9 + 2).

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, 14532442 + ... + 14532537.

It is an arithmetic number, because the mean of its divisors is an integer number (180202876).

Almost surely, 2^1395118992 is an apocalyptic number.

1395118992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1395118992 is an abundant number, since it is smaller than the sum of its proper divisors (2208938528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1395118992 is a wasteful number, since it uses less digits than its factorization.

1395118992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29064990 (or 29064984 counting only the distinct ones).

The product of its digits is 174960, while the sum is 48.

The square root of 1395118992 is about 37351.2917045716. The cubic root of 1395118992 is about 1117.3873497745.

The spelling of 1395118992 in words is "one billion, three hundred ninety-five million, one hundred eighteen thousand, nine hundred ninety-two".