13325043261 has 32 divisors (see below), whose sum is σ = 18989955072. Its totient is φ = 8290941120.

The previous prime is 13325043223. The next prime is 13325043299. The reversal of 13325043261 is 16234052331.

It is an interprime number because it is at equal distance from previous prime (13325043223) and next prime (13325043299).

It is not a de Polignac number, because 13325043261 - 2¹⁵ = 13325010493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13325043761) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4072056 + ... + 4075326.

It is an arithmetic number, because the mean of its divisors is an integer number (593436096).

Almost surely, 2^13325043261 is an apocalyptic number.

It is an amenable number.

13325043261 is a deficient number, since it is larger than the sum of its proper divisors (5664911811).

13325043261 is a wasteful number, since it uses less digits than its factorization.

13325043261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4713.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 13325043261 its reverse (16234052331), we get a palindrome (29559095592).

The spelling of 13325043261 in words is "thirteen billion, three hundred twenty-five million, forty-three thousand, two hundred sixty-one".