1077861079 has 2 divisors, whose sum is σ = 1077861080. Its totient is φ = 1077861078.

The previous prime is 1077861073. The next prime is 1077861101. The reversal of 1077861079 is 9701687701.

It is a weak prime.

It is an emirp because it is prime and its reverse (9701687701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1077861079 - 2¹⁷ = 1077730007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1077861073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538930539 + 538930540.

It is an arithmetic number, because the mean of its divisors is an integer number (538930540).

Almost surely, 2^1077861079 is an apocalyptic number.

1077861079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077861079 is an equidigital number, since it uses as much as digits as its factorization.

1077861079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148176, while the sum is 46.

The square root of 1077861079 is about 32830.7946751217. The cubic root of 1077861079 is about 1025.3078049204.

The spelling of 1077861079 in words is "one billion, seventy-seven million, eight hundred sixty-one thousand, seventy-nine".