2601270403 has 2 divisors, whose sum is σ = 2601270404. Its totient is φ = 2601270402.

The previous prime is 2601270389. The next prime is 2601270433. The reversal of 2601270403 is 3040721062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2601270403 - 2²¹ = 2599173251 is a prime.

It is not a weakly prime, because it can be changed into another prime (2601270433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300635201 + 1300635202.

It is an arithmetic number, because the mean of its divisors is an integer number (1300635202).

Almost surely, 2^2601270403 is an apocalyptic number.

2601270403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2601270403 is an equidigital number, since it uses as much as digits as its factorization.

2601270403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 2601270403 is about 51002.6509409070. The cubic root of 2601270403 is about 1375.2927910704.

Adding to 2601270403 its reverse (3040721062), we get a palindrome (5641991465).

The spelling of 2601270403 in words is "two billion, six hundred one million, two hundred seventy thousand, four hundred three".