1081546344 has 48 divisors (see below), whose sum is σ = 3037681920. Its totient is φ = 360514800.

The previous prime is 1081546343. The next prime is 1081546369. The reversal of 1081546344 is 4436451801.

1081546344 is a `hidden beast` number, since 1 + 0 + 8 + 15 + 4 + 634 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1081546299 and 1081546308.

It is not an unprimeable number, because it can be changed into a prime (1081546343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276232 + ... + 280119.

It is an arithmetic number, because the mean of its divisors is an integer number (63285040).

Almost surely, 2^1081546344 is an apocalyptic number.

It is an amenable number.

1081546344 is an abundant number, since it is smaller than the sum of its proper divisors (1956135576).

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

1081546344 is an equidigital number, since it uses as much as digits as its factorization.

1081546344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556372 (or 556356 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 1081546344 is about 32886.8719096238. The cubic root of 1081546344 is about 1026.4750032013.

The spelling of 1081546344 in words is "one billion, eighty-one million, five hundred forty-six thousand, three hundred forty-four".