1198263023 has 2 divisors, whose sum is σ = 1198263024. Its totient is φ = 1198263022.

The previous prime is 1198262971. The next prime is 1198263049. The reversal of 1198263023 is 3203628911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1198263023 - 2⁶ = 1198262959 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1198263083) 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, 599131511 + 599131512.

It is an arithmetic number, because the mean of its divisors is an integer number (599131512).

Almost surely, 2^1198263023 is an apocalyptic number.

1198263023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1198263023 is an equidigital number, since it uses as much as digits as its factorization.

1198263023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 1198263023 is about 34615.9359688569. The cubic root of 1198263023 is about 1062.1455956261.

The spelling of 1198263023 in words is "one billion, one hundred ninety-eight million, two hundred sixty-three thousand, twenty-three".