26240603 has 2 divisors, whose sum is σ = 26240604. Its totient is φ = 26240602.

The previous prime is 26240579. The next prime is 26240611. The reversal of 26240603 is 30604262.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26240603 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (26240303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13120301 + 13120302.

It is an arithmetic number, because the mean of its divisors is an integer number (13120302).

Almost surely, 2^26240603 is an apocalyptic number.

26240603 is a deficient number, since it is larger than the sum of its proper divisors (1).

26240603 is an equidigital number, since it uses as much as digits as its factorization.

26240603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 26240603 is about 5122.5582475947. The cubic root of 26240603 is about 297.1606298915.

Adding to 26240603 its reverse (30604262), we get a palindrome (56844865).

The spelling of 26240603 in words is "twenty-six million, two hundred forty thousand, six hundred three".