26113313 has 2 divisors, whose sum is σ = 26113314. Its totient is φ = 26113312.

The previous prime is 26113279. The next prime is 26113319. The reversal of 26113313 is 31331162.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25725184 + 388129 = 5072^2 + 623^2 .

It is a cyclic number.

It is not a de Polignac number, because 26113313 - 2⁶ = 26113249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (26113319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13056656 + 13056657.

It is an arithmetic number, because the mean of its divisors is an integer number (13056657).

Almost surely, 2^26113313 is an apocalyptic number.

It is an amenable number.

26113313 is a deficient number, since it is larger than the sum of its proper divisors (1).

26113313 is an equidigital number, since it uses as much as digits as its factorization.

26113313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 20.

The square root of 26113313 is about 5110.1186874671. The cubic root of 26113313 is about 296.6793540563.

Adding to 26113313 its reverse (31331162), we get a palindrome (57444475).

The spelling of 26113313 in words is "twenty-six million, one hundred thirteen thousand, three hundred thirteen".