26133971 has 2 divisors, whose sum is σ = 26133972. Its totient is φ = 26133970.

The previous prime is 26133941. The next prime is 26133973. The reversal of 26133971 is 17933162.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26133971 - 2¹⁰ = 26132947 is a prime.

Together with 26133973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26133973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13066985 + 13066986.

It is an arithmetic number, because the mean of its divisors is an integer number (13066986).

Almost surely, 2^26133971 is an apocalyptic number.

26133971 is a deficient number, since it is larger than the sum of its proper divisors (1).

26133971 is an equidigital number, since it uses as much as digits as its factorization.

26133971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 32.

The square root of 26133971 is about 5112.1395716471. The cubic root of 26133971 is about 296.7575668649.

The spelling of 26133971 in words is "twenty-six million, one hundred thirty-three thousand, nine hundred seventy-one".