1077321121 has 2 divisors, whose sum is σ = 1077321122. Its totient is φ = 1077321120.

The previous prime is 1077321103. The next prime is 1077321131. The reversal of 1077321121 is 1211237701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 612315025 + 465006096 = 24745^2 + 21564^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1077321121 is a prime.

It is not a weakly prime, because it can be changed into another prime (1077321131) 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 as a sum of consecutive naturals, namely, 538660560 + 538660561.

It is an arithmetic number, because the mean of its divisors is an integer number (538660561).

Almost surely, 2^1077321121 is an apocalyptic number.

It is an amenable number.

1077321121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077321121 is an equidigital number, since it uses as much as digits as its factorization.

1077321121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 1077321121 is about 32822.5702985004. The cubic root of 1077321121 is about 1025.1365659006.

Adding to 1077321121 its reverse (1211237701), we get a palindrome (2288558822).

The spelling of 1077321121 in words is "one billion, seventy-seven million, three hundred twenty-one thousand, one hundred twenty-one".