454721361 has 8 divisors (see below), whose sum is σ = 625853184. Its totient is φ = 293368560.

The previous prime is 454721359. The next prime is 454721369. The reversal of 454721361 is 163127454.

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

It is not a de Polignac number, because 454721361 - 2¹ = 454721359 is a prime.

It is a super-2 number, since 2×454721361² = 413543032299384642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (454721369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2444646 + ... + 2444831.

It is an arithmetic number, because the mean of its divisors is an integer number (78231648).

Almost surely, 2^454721361 is an apocalyptic number.

It is an amenable number.

454721361 is a deficient number, since it is larger than the sum of its proper divisors (171131823).

454721361 is a wasteful number, since it uses less digits than its factorization.

454721361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4889511.

The product of its digits is 20160, while the sum is 33.

The square root of 454721361 is about 21324.1966085478. The cubic root of 454721361 is about 768.9801311941.

The spelling of 454721361 in words is "four hundred fifty-four million, seven hundred twenty-one thousand, three hundred sixty-one".