453344161 has 6 divisors (see below), whose sum is σ = 478460562. Its totient is φ = 429483600.

The previous prime is 453344149. The next prime is 453344291. The reversal of 453344161 is 161443354.

453344161 = 404² + 405² + ... + 1125².

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 421070400 + 32273761 = 20520^2 + 5681^2 .

It is not a de Polignac number, because 453344161 - 2¹³ = 453335969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453344561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 627540 + ... + 628261.

It is an arithmetic number, because the mean of its divisors is an integer number (79743427).

Almost surely, 2^453344161 is an apocalyptic number.

It is an amenable number.

453344161 is a deficient number, since it is larger than the sum of its proper divisors (25116401).

453344161 is a wasteful number, since it uses less digits than its factorization.

453344161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255839 (or 1255820 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 453344161 is about 21291.8801659224. The cubic root of 453344161 is about 768.2030176401.

The spelling of 453344161 in words is "four hundred fifty-three million, three hundred forty-four thousand, one hundred sixty-one".