26061311 has 4 divisors (see below), whose sum is σ = 26667432. Its totient is φ = 25455192.

The previous prime is 26061263. The next prime is 26061313. The reversal of 26061311 is 11316062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11316062 = 2 ⋅5658031.

It is a cyclic number.

It is not a de Polignac number, because 26061311 - 2¹⁴ = 26044927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26061313) 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 in 3 ways as a sum of consecutive naturals, for example, 302996 + ... + 303081.

It is an arithmetic number, because the mean of its divisors is an integer number (6666858).

Almost surely, 2^26061311 is an apocalyptic number.

26061311 is a deficient number, since it is larger than the sum of its proper divisors (606121).

26061311 is an equidigital number, since it uses as much as digits as its factorization.

26061311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606120.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 26061311 is about 5105.0280116763. The cubic root of 26061311 is about 296.4822876256.

Adding to 26061311 its reverse (11316062), we get a palindrome (37377373).

The spelling of 26061311 in words is "twenty-six million, sixty-one thousand, three hundred eleven".