26312051 has 2 divisors, whose sum is σ = 26312052. Its totient is φ = 26312050.

The previous prime is 26311981. The next prime is 26312081. The reversal of 26312051 is 15021362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26312051 - 2¹⁰ = 26311027 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26312081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13156025 + 13156026.

It is an arithmetic number, because the mean of its divisors is an integer number (13156026).

Almost surely, 2^26312051 is an apocalyptic number.

26312051 is a deficient number, since it is larger than the sum of its proper divisors (1).

26312051 is an equidigital number, since it uses as much as digits as its factorization.

26312051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 26312051 is about 5129.5273661420. The cubic root of 26312051 is about 297.4300887910.

The spelling of 26312051 in words is "twenty-six million, three hundred twelve thousand, fifty-one".