454340461 has 4 divisors (see below), whose sum is σ = 459445500. Its totient is φ = 449235424.

The previous prime is 454340441. The next prime is 454340489. The reversal of 454340461 is 164043454.

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

It can be written as a sum of positive squares in 2 ways, for example, as 85470025 + 368870436 = 9245^2 + 19206^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454340461 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 (454340401) 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 3 ways as a sum of consecutive naturals, for example, 2552386 + ... + 2552563.

It is an arithmetic number, because the mean of its divisors is an integer number (114861375).

Almost surely, 2^454340461 is an apocalyptic number.

It is an amenable number.

454340461 is a deficient number, since it is larger than the sum of its proper divisors (5105039).

454340461 is an equidigital number, since it uses as much as digits as its factorization.

454340461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5105038.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 454340461 is about 21315.2635686261. The cubic root of 454340461 is about 768.7653576503.

The spelling of 454340461 in words is "four hundred fifty-four million, three hundred forty thousand, four hundred sixty-one".