26987113 has 2 divisors, whose sum is σ = 26987114. Its totient is φ = 26987112.

The previous prime is 26987089. The next prime is 26987137. The reversal of 26987113 is 31178962.

It is a balanced prime because it is at equal distance from previous prime (26987089) and next prime (26987137).

It can be written as a sum of positive squares in only one way, i.e., 19740249 + 7246864 = 4443^2 + 2692^2 .

It is a cyclic number.

It is not a de Polignac number, because 26987113 - 2²¹ = 24889961 is a prime.

It is not a weakly prime, because it can be changed into another prime (26987153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13493556 + 13493557.

It is an arithmetic number, because the mean of its divisors is an integer number (13493557).

Almost surely, 2^26987113 is an apocalyptic number.

It is an amenable number.

26987113 is a deficient number, since it is larger than the sum of its proper divisors (1).

26987113 is an equidigital number, since it uses as much as digits as its factorization.

26987113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 37.

The square root of 26987113 is about 5194.9122225501. The cubic root of 26987113 is about 299.9522627746.

The spelling of 26987113 in words is "twenty-six million, nine hundred eighty-seven thousand, one hundred thirteen".