11217460397 has 8 divisors (see below), whose sum is σ = 13178555040. Its totient is φ = 9413253360.

The previous prime is 11217460357. The next prime is 11217460427. The reversal of 11217460397 is 79306471211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11217460397 - 2¹⁰ = 11217459373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11217460357) 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 7 ways as a sum of consecutive naturals, for example, 39221747 + ... + 39222032.

It is an arithmetic number, because the mean of its divisors is an integer number (1647319380).

Almost surely, 2^11217460397 is an apocalyptic number.

It is an amenable number.

11217460397 is a deficient number, since it is larger than the sum of its proper divisors (1961094643).

11217460397 is a wasteful number, since it uses less digits than its factorization.

11217460397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78443803.

The product of its (nonzero) digits is 63504, while the sum is 41.

The spelling of 11217460397 in words is "eleven billion, two hundred seventeen million, four hundred sixty thousand, three hundred ninety-seven".