1038197213 has 2 divisors, whose sum is σ = 1038197214. Its totient is φ = 1038197212.

The previous prime is 1038197189. The next prime is 1038197219. The reversal of 1038197213 is 3127918301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 931653529 + 106543684 = 30523^2 + 10322^2 .

It is a cyclic number.

It is not a de Polignac number, because 1038197213 - 2¹⁰ = 1038196189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1038197219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519098606 + 519098607.

It is an arithmetic number, because the mean of its divisors is an integer number (519098607).

Almost surely, 2^1038197213 is an apocalyptic number.

It is an amenable number.

1038197213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1038197213 is an equidigital number, since it uses as much as digits as its factorization.

1038197213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 1038197213 is about 32221.0678438813. The cubic root of 1038197213 is about 1012.5736451640.

The spelling of 1038197213 in words is "one billion, thirty-eight million, one hundred ninety-seven thousand, two hundred thirteen".