806933513 has 2 divisors, whose sum is σ = 806933514. Its totient is φ = 806933512.

The previous prime is 806933429. The next prime is 806933521. The reversal of 806933513 is 315339608.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 793154569 + 13778944 = 28163^2 + 3712^2 .

It is a cyclic number.

It is not a de Polignac number, because 806933513 - 2¹⁶ = 806867977 is a prime.

It is a super-2 number, since 2×806933513² = 1302283388805042338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (806933563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403466756 + 403466757.

It is an arithmetic number, because the mean of its divisors is an integer number (403466757).

Almost surely, 2^806933513 is an apocalyptic number.

It is an amenable number.

806933513 is a deficient number, since it is larger than the sum of its proper divisors (1).

806933513 is an equidigital number, since it uses as much as digits as its factorization.

806933513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 806933513 is about 28406.5751719562. The cubic root of 806933513 is about 930.9919323467.

The spelling of 806933513 in words is "eight hundred six million, nine hundred thirty-three thousand, five hundred thirteen".