1101232057 has 2 divisors, whose sum is σ = 1101232058. Its totient is φ = 1101232056.

The previous prime is 1101232049. The next prime is 1101232163. The reversal of 1101232057 is 7502321011.

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., 884229696 + 217002361 = 29736^2 + 14731^2 .

It is an emirp because it is prime and its reverse (7502321011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101232057 - 2³ = 1101232049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101232007) 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, 550616028 + 550616029.

It is an arithmetic number, because the mean of its divisors is an integer number (550616029).

Almost surely, 2^1101232057 is an apocalyptic number.

It is an amenable number.

1101232057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101232057 is an equidigital number, since it uses as much as digits as its factorization.

1101232057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 1101232057 is about 33184.8166636491. The cubic root of 1101232057 is about 1032.6653740623.

Adding to 1101232057 its reverse (7502321011), we get a palindrome (8603553068).

The spelling of 1101232057 in words is "one billion, one hundred one million, two hundred thirty-two thousand, fifty-seven".