1298118683 has 2 divisors, whose sum is σ = 1298118684. Its totient is φ = 1298118682.

The previous prime is 1298118611. The next prime is 1298118719. The reversal of 1298118683 is 3868118921.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1298118683 is a prime.

It is a super-2 number, since 2×1298118683² = 3370224230307308978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1298108683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649059341 + 649059342.

It is an arithmetic number, because the mean of its divisors is an integer number (649059342).

Almost surely, 2^1298118683 is an apocalyptic number.

1298118683 is a deficient number, since it is larger than the sum of its proper divisors (1).

1298118683 is an equidigital number, since it uses as much as digits as its factorization.

1298118683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 47.

The square root of 1298118683 is about 36029.4141362304. The cubic root of 1298118683 is about 1090.8661529971.

The spelling of 1298118683 in words is "one billion, two hundred ninety-eight million, one hundred eighteen thousand, six hundred eighty-three".