1079842849 has 2 divisors, whose sum is σ = 1079842850. Its totient is φ = 1079842848.

The previous prime is 1079842843. The next prime is 1079842879. The reversal of 1079842849 is 9482489701.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 987970624 + 91872225 = 31432^2 + 9585^2 .

It is an emirp because it is prime and its reverse (9482489701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1079842849 - 2¹⁹ = 1079318561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1079842796 and 1079842805.

It is not a weakly prime, because it can be changed into another prime (1079842843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539921424 + 539921425.

It is an arithmetic number, because the mean of its divisors is an integer number (539921425).

Almost surely, 2^1079842849 is an apocalyptic number.

It is an amenable number.

1079842849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1079842849 is an equidigital number, since it uses as much as digits as its factorization.

1079842849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 52.

The square root of 1079842849 is about 32860.9623870026. The cubic root of 1079842849 is about 1025.9358018088.

The spelling of 1079842849 in words is "one billion, seventy-nine million, eight hundred forty-two thousand, eight hundred forty-nine".