1079778063 has 64 divisors (see below), whose sum is σ = 1843430400. Its totient is φ = 558440064.

The previous prime is 1079778059. The next prime is 1079778071. The reversal of 1079778063 is 3608779701.

It is a happy number.

It is not a de Polignac number, because 1079778063 - 2² = 1079778059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1079778023) 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 63 ways as a sum of consecutive naturals, for example, 708220 + ... + 709742.

It is an arithmetic number, because the mean of its divisors is an integer number (28803600).

Almost surely, 2^1079778063 is an apocalyptic number.

1079778063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1079778063 is a deficient number, since it is larger than the sum of its proper divisors (763652337).

1079778063 is a wasteful number, since it uses less digits than its factorization.

1079778063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613 (or 1599 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 48.

The square root of 1079778063 is about 32859.9766128949. The cubic root of 1079778063 is about 1025.9152841300.

The spelling of 1079778063 in words is "one billion, seventy-nine million, seven hundred seventy-eight thousand, sixty-three".