1195263959 has 2 divisors, whose sum is σ = 1195263960. Its totient is φ = 1195263958.

The previous prime is 1195263943. The next prime is 1195264009. The reversal of 1195263959 is 9593625911.

It is an a-pointer prime, because the next prime (1195264009) can be obtained adding 1195263959 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1195263959 - 2⁴ = 1195263943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1195260959) 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, 597631979 + 597631980.

It is an arithmetic number, because the mean of its divisors is an integer number (597631980).

Almost surely, 2^1195263959 is an apocalyptic number.

1195263959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1195263959 is an equidigital number, since it uses as much as digits as its factorization.

1195263959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 656100, while the sum is 50.

The square root of 1195263959 is about 34572.5897062977. The cubic root of 1195263959 is about 1061.2587274920.

The spelling of 1195263959 in words is "one billion, one hundred ninety-five million, two hundred sixty-three thousand, nine hundred fifty-nine".