26961113 has 2 divisors, whose sum is σ = 26961114. Its totient is φ = 26961112.

The previous prime is 26961091. The next prime is 26961131. The reversal of 26961113 is 31116962.

Together with next prime (26961131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23396569 + 3564544 = 4837^2 + 1888^2 .

It is a cyclic number.

It is not a de Polignac number, because 26961113 - 2¹² = 26957017 is a prime.

It is a super-2 number, since 2×26961113² = 1453803228397538, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (26961013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13480556 + 13480557.

It is an arithmetic number, because the mean of its divisors is an integer number (13480557).

Almost surely, 2^26961113 is an apocalyptic number.

It is an amenable number.

26961113 is a deficient number, since it is larger than the sum of its proper divisors (1).

26961113 is an equidigital number, since it uses as much as digits as its factorization.

26961113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 29.

The square root of 26961113 is about 5192.4091710881. The cubic root of 26961113 is about 299.8559048738.

The spelling of 26961113 in words is "twenty-six million, nine hundred sixty-one thousand, one hundred thirteen".