1122123061 has 2 divisors, whose sum is σ = 1122123062. Its totient is φ = 1122123060.

The previous prime is 1122123059. The next prime is 1122123127. The reversal of 1122123061 is 1603212211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 588790225 + 533332836 = 24265^2 + 23094^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122123061 - 2¹ = 1122123059 is a prime.

Together with 1122123059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122121061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561061530 + 561061531.

It is an arithmetic number, because the mean of its divisors is an integer number (561061531).

Almost surely, 2^1122123061 is an apocalyptic number.

It is an amenable number.

1122123061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122123061 is an equidigital number, since it uses as much as digits as its factorization.

1122123061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1122123061 is about 33498.1053344812. The cubic root of 1122123061 is about 1039.1545955724.

Adding to 1122123061 its reverse (1603212211), we get a palindrome (2725335272).

The spelling of 1122123061 in words is "one billion, one hundred twenty-two million, one hundred twenty-three thousand, sixty-one".