26981063 has 2 divisors, whose sum is σ = 26981064. Its totient is φ = 26981062.

The previous prime is 26981051. The next prime is 26981089. The reversal of 26981063 is 36018962.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26981063 - 2⁶ = 26980999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26981033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13490531 + 13490532.

It is an arithmetic number, because the mean of its divisors is an integer number (13490532).

Almost surely, 2^26981063 is an apocalyptic number.

26981063 is a deficient number, since it is larger than the sum of its proper divisors (1).

26981063 is an equidigital number, since it uses as much as digits as its factorization.

26981063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 26981063 is about 5194.3298894083. The cubic root of 26981063 is about 299.9298465592.

The spelling of 26981063 in words is "twenty-six million, nine hundred eighty-one thousand, sixty-three".