1123489607 has 2 divisors, whose sum is σ = 1123489608. Its totient is φ = 1123489606.

The previous prime is 1123489603. The next prime is 1123489639. The reversal of 1123489607 is 7069843211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123489607 - 2² = 1123489603 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123489603) 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, 561744803 + 561744804.

It is an arithmetic number, because the mean of its divisors is an integer number (561744804).

Almost surely, 2^1123489607 is an apocalyptic number.

1123489607 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123489607 is an equidigital number, since it uses as much as digits as its factorization.

1123489607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 1123489607 is about 33518.4964907437. The cubic root of 1123489607 is about 1039.5762595110.

The spelling of 1123489607 in words is "one billion, one hundred twenty-three million, four hundred eighty-nine thousand, six hundred seven".