1024343189 has 2 divisors, whose sum is σ = 1024343190. Its totient is φ = 1024343188.

The previous prime is 1024343179. The next prime is 1024343251. The reversal of 1024343189 is 9813434201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 775176964 + 249166225 = 27842^2 + 15785^2 .

It is a cyclic number.

It is not a de Polignac number, because 1024343189 - 2⁸ = 1024342933 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1024343129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512171594 + 512171595.

It is an arithmetic number, because the mean of its divisors is an integer number (512171595).

Almost surely, 2^1024343189 is an apocalyptic number.

It is an amenable number.

1024343189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024343189 is an equidigital number, since it uses as much as digits as its factorization.

1024343189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1024343189 is about 32005.3618789102. The cubic root of 1024343189 is about 1008.0494291736.

The spelling of 1024343189 in words is "one billion, twenty-four million, three hundred forty-three thousand, one hundred eighty-nine".