26113140503 has 2 divisors, whose sum is σ = 26113140504. Its totient is φ = 26113140502.

The previous prime is 26113140499. The next prime is 26113140517. The reversal of 26113140503 is 30504131162.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26113140503 - 2² = 26113140499 is a prime.

It is a super-2 number, since 2×26113140503² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26113140803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13056570251 + 13056570252.

It is an arithmetic number, because the mean of its divisors is an integer number (13056570252).

Almost surely, 2^26113140503 is an apocalyptic number.

26113140503 is a deficient number, since it is larger than the sum of its proper divisors (1).

26113140503 is an equidigital number, since it uses as much as digits as its factorization.

26113140503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 26113140503 its reverse (30504131162), we get a palindrome (56617271665).

The spelling of 26113140503 in words is "twenty-six billion, one hundred thirteen million, one hundred forty thousand, five hundred three".