113552454221551 has 4 divisors (see below), whose sum is σ = 119528899180600. Its totient is φ = 107576009262504.

The previous prime is 113552454221537. The next prime is 113552454221603. The reversal of 113552454221551 is 155122454255311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113552454221551 - 2¹⁷ = 113552454090479 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 (113552454221051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2988222479496 + ... + 2988222479533.

It is an arithmetic number, because the mean of its divisors is an integer number (29882224795150).

Almost surely, 2^{113552454221551} is an apocalyptic number.

113552454221551 is a deficient number, since it is larger than the sum of its proper divisors (5976444959049).

113552454221551 is an equidigital number, since it uses as much as digits as its factorization.

113552454221551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5976444959048.

The product of its digits is 1200000, while the sum is 46.

The spelling of 113552454221551 in words is "one hundred thirteen trillion, five hundred fifty-two billion, four hundred fifty-four million, two hundred twenty-one thousand, five hundred fifty-one".