453918485 has 4 divisors (see below), whose sum is σ = 544702188. Its totient is φ = 363134784.

The previous prime is 453918467. The next prime is 453918529. The reversal of 453918485 is 584819354.

It is a happy number.

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 344213809 + 109704676 = 18553^2 + 10474^2 .

It is a cyclic number.

It is not a de Polignac number, because 453918485 - 2⁸ = 453918229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45391844 + ... + 45391853.

It is an arithmetic number, because the mean of its divisors is an integer number (136175547).

Almost surely, 2^453918485 is an apocalyptic number.

It is an amenable number.

453918485 is a deficient number, since it is larger than the sum of its proper divisors (90783703).

453918485 is an equidigital number, since it uses as much as digits as its factorization.

453918485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90783702.

The product of its digits is 691200, while the sum is 47.

The square root of 453918485 is about 21305.3628225384. The cubic root of 453918485 is about 768.5272828723.

The spelling of 453918485 in words is "four hundred fifty-three million, nine hundred eighteen thousand, four hundred eighty-five".