26113403 has 2 divisors, whose sum is σ = 26113404. Its totient is φ = 26113402.

The previous prime is 26113397. The next prime is 26113463. The reversal of 26113403 is 30431162.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26113403 - 2⁴ = 26113387 is a prime.

It is not a weakly prime, because it can be changed into another prime (26113463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13056701 + 13056702.

It is an arithmetic number, because the mean of its divisors is an integer number (13056702).

Almost surely, 2^26113403 is an apocalyptic number.

26113403 is a deficient number, since it is larger than the sum of its proper divisors (1).

26113403 is an equidigital number, since it uses as much as digits as its factorization.

26113403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 26113403 is about 5110.1274935172. The cubic root of 26113403 is about 296.6796948928.

Adding to 26113403 its reverse (30431162), we get a palindrome (56544565).

The spelling of 26113403 in words is "twenty-six million, one hundred thirteen thousand, four hundred three".