26072971 has 2 divisors, whose sum is σ = 26072972. Its totient is φ = 26072970.

The previous prime is 26072947. The next prime is 26072987. The reversal of 26072971 is 17927062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26072971 - 2⁵ = 26072939 is a prime.

It is not a weakly prime, because it can be changed into another prime (26072941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13036485 + 13036486.

It is an arithmetic number, because the mean of its divisors is an integer number (13036486).

Almost surely, 2^26072971 is an apocalyptic number.

26072971 is a deficient number, since it is larger than the sum of its proper divisors (1).

26072971 is an equidigital number, since it uses as much as digits as its factorization.

26072971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 26072971 is about 5106.1698953325. The cubic root of 26072971 is about 296.5264970675.

The spelling of 26072971 in words is "twenty-six million, seventy-two thousand, nine hundred seventy-one".