26530199 has 2 divisors, whose sum is σ = 26530200. Its totient is φ = 26530198.

The previous prime is 26530177. The next prime is 26530211. The reversal of 26530199 is 99103562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26530199 - 2²⁴ = 9752983 is a prime.

It is a Chen prime.

It is equal to p_1655576 and since 26530199 and 1655576 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26530129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13265099 + 13265100.

It is an arithmetic number, because the mean of its divisors is an integer number (13265100).

Almost surely, 2^26530199 is an apocalyptic number.

26530199 is a deficient number, since it is larger than the sum of its proper divisors (1).

26530199 is an equidigital number, since it uses as much as digits as its factorization.

26530199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 26530199 is about 5150.7474214914. The cubic root of 26530199 is about 298.2498055504.

The spelling of 26530199 in words is "twenty-six million, five hundred thirty thousand, one hundred ninety-nine".