1003790213 has 2 divisors, whose sum is σ = 1003790214. Its totient is φ = 1003790212.

The previous prime is 1003790191. The next prime is 1003790243. The reversal of 1003790213 is 3120973001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 866595844 + 137194369 = 29438^2 + 11713^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003790213 - 2⁸ = 1003789957 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 (1003790243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501895106 + 501895107.

It is an arithmetic number, because the mean of its divisors is an integer number (501895107).

Almost surely, 2^1003790213 is an apocalyptic number.

It is an amenable number.

1003790213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003790213 is an equidigital number, since it uses as much as digits as its factorization.

1003790213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 1003790213 is about 31682.6484530571. The cubic root of 1003790213 is about 1001.2618114954.

The spelling of 1003790213 in words is "one billion, three million, seven hundred ninety thousand, two hundred thirteen".