26453291 has 2 divisors, whose sum is σ = 26453292. Its totient is φ = 26453290.

The previous prime is 26453221. The next prime is 26453327. The reversal of 26453291 is 19235462.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26453291 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26453221) 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, 13226645 + 13226646.

It is an arithmetic number, because the mean of its divisors is an integer number (13226646).

Almost surely, 2^26453291 is an apocalyptic number.

26453291 is a deficient number, since it is larger than the sum of its proper divisors (1).

26453291 is an equidigital number, since it uses as much as digits as its factorization.

26453291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 26453291 is about 5143.2762904592. The cubic root of 26453291 is about 297.9613293063.

The spelling of 26453291 in words is "twenty-six million, four hundred fifty-three thousand, two hundred ninety-one".