1146819959 has 2 divisors, whose sum is σ = 1146819960. Its totient is φ = 1146819958.

The previous prime is 1146819931. The next prime is 1146819967. The reversal of 1146819959 is 9599186411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146819959 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1146819959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1146819929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573409979 + 573409980.

It is an arithmetic number, because the mean of its divisors is an integer number (573409980).

Almost surely, 2^1146819959 is an apocalyptic number.

1146819959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146819959 is an equidigital number, since it uses as much as digits as its factorization.

1146819959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 53.

The square root of 1146819959 is about 33864.7303104572. The cubic root of 1146819959 is about 1046.7229527500.

The spelling of 1146819959 in words is "one billion, one hundred forty-six million, eight hundred nineteen thousand, nine hundred fifty-nine".