1200041393 has 2 divisors, whose sum is σ = 1200041394. Its totient is φ = 1200041392.

The previous prime is 1200041369. The next prime is 1200041411. The reversal of 1200041393 is 3931400021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1193218849 + 6822544 = 34543^2 + 2612^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200041393 - 2¹² = 1200037297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1200041993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600020696 + 600020697.

It is an arithmetic number, because the mean of its divisors is an integer number (600020697).

Almost surely, 2^1200041393 is an apocalyptic number.

It is an amenable number.

1200041393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200041393 is an equidigital number, since it uses as much as digits as its factorization.

1200041393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1200041393 is about 34641.6136027178. The cubic root of 1200041393 is about 1062.6707875494.

The spelling of 1200041393 in words is "one billion, two hundred million, forty-one thousand, three hundred ninety-three".