6903845213 has 2 divisors, whose sum is σ = 6903845214. Its totient is φ = 6903845212.

The previous prime is 6903845167. The next prime is 6903845237. The reversal of 6903845213 is 3125483096.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4019940409 + 2883904804 = 63403^2 + 53702^2 .

It is a cyclic number.

It is not a de Polignac number, because 6903845213 - 2⁸ = 6903844957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6903845413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3451922606 + 3451922607.

It is an arithmetic number, because the mean of its divisors is an integer number (3451922607).

Almost surely, 2^6903845213 is an apocalyptic number.

It is an amenable number.

6903845213 is a deficient number, since it is larger than the sum of its proper divisors (1).

6903845213 is an equidigital number, since it uses as much as digits as its factorization.

6903845213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 6903845213 is about 83089.3808678341. The cubic root of 6903845213 is about 1904.1318403935.

The spelling of 6903845213 in words is "six billion, nine hundred three million, eight hundred forty-five thousand, two hundred thirteen".