1260770123 has 2 divisors, whose sum is σ = 1260770124. Its totient is φ = 1260770122.

The previous prime is 1260770111. The next prime is 1260770129. The reversal of 1260770123 is 3210770621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1260770123 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1260770129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630385061 + 630385062.

It is an arithmetic number, because the mean of its divisors is an integer number (630385062).

Almost surely, 2^1260770123 is an apocalyptic number.

1260770123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1260770123 is an equidigital number, since it uses as much as digits as its factorization.

1260770123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 1260770123 is about 35507.3249203597. The cubic root of 1260770123 is about 1080.3023053480.

The spelling of 1260770123 in words is "one billion, two hundred sixty million, seven hundred seventy thousand, one hundred twenty-three".