1075561339 has 2 divisors, whose sum is σ = 1075561340. Its totient is φ = 1075561338.

The previous prime is 1075561303. The next prime is 1075561363. The reversal of 1075561339 is 9331655701.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1075561339 - 2¹³ = 1075553147 is a prime.

It is not a weakly prime, because it can be changed into another prime (1075561439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537780669 + 537780670.

It is an arithmetic number, because the mean of its divisors is an integer number (537780670).

Almost surely, 2^1075561339 is an apocalyptic number.

1075561339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1075561339 is an equidigital number, since it uses as much as digits as its factorization.

1075561339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 85050, while the sum is 40.

The square root of 1075561339 is about 32795.7518437983. The cubic root of 1075561339 is about 1024.5780818336.

The spelling of 1075561339 in words is "one billion, seventy-five million, five hundred sixty-one thousand, three hundred thirty-nine".