1079440164 has 144 divisors (see below), whose sum is σ = 3094640640. Its totient is φ = 314397120.

The previous prime is 1079440157. The next prime is 1079440171. The reversal of 1079440164 is 4610449701.

1079440164 is a `hidden beast` number, since 107 + 94 + 401 + 64 = 666.

It is an interprime number because it is at equal distance from previous prime (1079440157) and next prime (1079440171).

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

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1097617 + ... + 1098599.

It is an arithmetic number, because the mean of its divisors is an integer number (21490560).

Almost surely, 2^1079440164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1079440164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1547320320).

1079440164 is an abundant number, since it is smaller than the sum of its proper divisors (2015200476).

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

1079440164 is a wasteful number, since it uses less digits than its factorization.

1079440164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110 (or 1105 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1079440164 is about 32854.8347127177. The cubic root of 1079440164 is about 1025.8082584591.

Adding to 1079440164 its reverse (4610449701), we get a palindrome (5689889865).

The spelling of 1079440164 in words is "one billion, seventy-nine million, four hundred forty thousand, one hundred sixty-four".