26300531 has 2 divisors, whose sum is σ = 26300532. Its totient is φ = 26300530.

The previous prime is 26300507. The next prime is 26300537. The reversal of 26300531 is 13500362.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26300531 is a prime.

It is a super-2 number, since 2×26300531² = 1383435861763922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26300537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13150265 + 13150266.

It is an arithmetic number, because the mean of its divisors is an integer number (13150266).

Almost surely, 2^26300531 is an apocalyptic number.

26300531 is a deficient number, since it is larger than the sum of its proper divisors (1).

26300531 is an equidigital number, since it uses as much as digits as its factorization.

26300531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 26300531 is about 5128.4043327335. The cubic root of 26300531 is about 297.3866752895.

Adding to 26300531 its reverse (13500362), we get a palindrome (39800893).

The spelling of 26300531 in words is "twenty-six million, three hundred thousand, five hundred thirty-one".