26070013 has 2 divisors, whose sum is σ = 26070014. Its totient is φ = 26070012.

The previous prime is 26069947. The next prime is 26070029. The reversal of 26070013 is 31007062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22486564 + 3583449 = 4742^2 + 1893^2 .

It is a cyclic number.

It is not a de Polignac number, because 26070013 - 2¹³ = 26061821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26070053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13035006 + 13035007.

It is an arithmetic number, because the mean of its divisors is an integer number (13035007).

Almost surely, 2^26070013 is an apocalyptic number.

It is an amenable number.

26070013 is a deficient number, since it is larger than the sum of its proper divisors (1).

26070013 is an equidigital number, since it uses as much as digits as its factorization.

26070013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 26070013 is about 5105.8802375301. The cubic root of 26070013 is about 296.5152829184.

Adding to 26070013 its reverse (31007062), we get a palindrome (57077075).

The spelling of 26070013 in words is "twenty-six million, seventy thousand, thirteen".