1024010399 has 2 divisors, whose sum is σ = 1024010400. Its totient is φ = 1024010398.

The previous prime is 1024010389. The next prime is 1024010443. The reversal of 1024010399 is 9930104201.

It is a happy number.

1024010399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1024010399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1024010389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512005199 + 512005200.

It is an arithmetic number, because the mean of its divisors is an integer number (512005200).

Almost surely, 2^1024010399 is an apocalyptic number.

1024010399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024010399 is an equidigital number, since it uses as much as digits as its factorization.

1024010399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 1024010399 is about 32000.1624839625. The cubic root of 1024010399 is about 1007.9402518624.

The spelling of 1024010399 in words is "one billion, twenty-four million, ten thousand, three hundred ninety-nine".