113554321361 has 16 divisors (see below), whose sum is σ = 127619452800. Its totient is φ = 100251592320.

The previous prime is 113554321333. The next prime is 113554321373. The reversal of 113554321361 is 163123455311.

It is a cyclic number.

It is not a de Polignac number, because 113554321361 - 2⁶ = 113554321297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113554321061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4966646 + ... + 4989456.

It is an arithmetic number, because the mean of its divisors is an integer number (7976215800).

Almost surely, 2^113554321361 is an apocalyptic number.

It is an amenable number.

113554321361 is a deficient number, since it is larger than the sum of its proper divisors (14065131439).

113554321361 is a wasteful number, since it uses less digits than its factorization.

113554321361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39496.

The product of its digits is 32400, while the sum is 35.

Adding to 113554321361 its reverse (163123455311), we get a palindrome (276677776672).

The spelling of 113554321361 in words is "one hundred thirteen billion, five hundred fifty-four million, three hundred twenty-one thousand, three hundred sixty-one".