113455227621 has 8 divisors (see below), whose sum is σ = 151277072800. Its totient is φ = 75635100432.

The previous prime is 113455227607. The next prime is 113455227631. The reversal of 113455227621 is 126722554311.

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

It is not a de Polignac number, because 113455227621 - 2¹⁴ = 113455211237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113455227621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113455227631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266575 + ... + 545868.

It is an arithmetic number, because the mean of its divisors is an integer number (18909634100).

Almost surely, 2^113455227621 is an apocalyptic number.

It is an amenable number.

113455227621 is a deficient number, since it is larger than the sum of its proper divisors (37821845179).

113455227621 is an equidigital number, since it uses as much as digits as its factorization.

113455227621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858995.

The product of its digits is 100800, while the sum is 39.

The spelling of 113455227621 in words is "one hundred thirteen billion, four hundred fifty-five million, two hundred twenty-seven thousand, six hundred twenty-one".