1268194703 has 2 divisors, whose sum is σ = 1268194704. Its totient is φ = 1268194702.

The previous prime is 1268194643. The next prime is 1268194817. The reversal of 1268194703 is 3074918621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1268194703 - 2⁶ = 1268194639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1268199703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634097351 + 634097352.

It is an arithmetic number, because the mean of its divisors is an integer number (634097352).

Almost surely, 2^1268194703 is an apocalyptic number.

1268194703 is a deficient number, since it is larger than the sum of its proper divisors (1).

1268194703 is an equidigital number, since it uses as much as digits as its factorization.

1268194703 is an evil number, because the sum of its binary digits is even.

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

The square root of 1268194703 is about 35611.7214270807. The cubic root of 1268194703 is about 1082.4187624358.

The spelling of 1268194703 in words is "one billion, two hundred sixty-eight million, one hundred ninety-four thousand, seven hundred three".