13417097561 has 16 divisors (see below), whose sum is σ = 16458234624. Its totient is φ = 10675597824.

The previous prime is 13417097557. The next prime is 13417097581. The reversal of 13417097561 is 16579071431.

It is a cyclic number.

It is not a de Polignac number, because 13417097561 - 2² = 13417097557 is a prime.

It is a super-2 number, since 2×13417097561² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13417097581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 763565 + ... + 780938.

It is an arithmetic number, because the mean of its divisors is an integer number (1028639664).

Almost surely, 2^13417097561 is an apocalyptic number.

It is an amenable number.

13417097561 is a deficient number, since it is larger than the sum of its proper divisors (3041137063).

13417097561 is a wasteful number, since it uses less digits than its factorization.

13417097561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544600.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 13417097561 in words is "thirteen billion, four hundred seventeen million, ninety-seven thousand, five hundred sixty-one".