2601317906 has 16 divisors (see below), whose sum is σ = 4328851680. Its totient is φ = 1162375680.

The previous prime is 2601317903. The next prime is 2601317909. The reversal of 2601317906 is 6097131062.

It is an interprime number because it is at equal distance from previous prime (2601317903) and next prime (2601317909).

It is not an unprimeable number, because it can be changed into a prime (2601317903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000751 + ... + 1003346.

It is an arithmetic number, because the mean of its divisors is an integer number (270553230).

Almost surely, 2^2601317906 is an apocalyptic number.

2601317906 is a deficient number, since it is larger than the sum of its proper divisors (1727533774).

2601317906 is a wasteful number, since it uses less digits than its factorization.

2601317906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004169.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 2601317906 is about 51003.1166302609. The cubic root of 2601317906 is about 1375.3011626384.

Adding to 2601317906 its reverse (6097131062), we get a palindrome (8698448968).

The spelling of 2601317906 in words is "two billion, six hundred one million, three hundred seventeen thousand, nine hundred six".