1123449707 has 2 divisors, whose sum is σ = 1123449708. Its totient is φ = 1123449706.

The previous prime is 1123449683. The next prime is 1123449751. The reversal of 1123449707 is 7079443211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123449707 - 2⁶ = 1123449643 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123449307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561724853 + 561724854.

It is an arithmetic number, because the mean of its divisors is an integer number (561724854).

Almost surely, 2^1123449707 is an apocalyptic number.

1123449707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123449707 is an equidigital number, since it uses as much as digits as its factorization.

1123449707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 1123449707 is about 33517.9012916978. The cubic root of 1123449707 is about 1039.5639527412.

The spelling of 1123449707 in words is "one billion, one hundred twenty-three million, four hundred forty-nine thousand, seven hundred seven".