454342153 has 4 divisors (see below), whose sum is σ = 481068180. Its totient is φ = 427616128.

The previous prime is 454342139. The next prime is 454342199. The reversal of 454342153 is 351243454.

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 154082569 + 300259584 = 12413^2 + 17328^2 .

It is a cyclic number.

It is not a de Polignac number, because 454342153 - 2¹³ = 454333961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454342103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13362988 + ... + 13363021.

It is an arithmetic number, because the mean of its divisors is an integer number (120267045).

Almost surely, 2^454342153 is an apocalyptic number.

It is an amenable number.

454342153 is a deficient number, since it is larger than the sum of its proper divisors (26726027).

454342153 is a wasteful number, since it uses less digits than its factorization.

454342153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26726026.

The product of its digits is 28800, while the sum is 31.

The square root of 454342153 is about 21315.3032584573. The cubic root of 454342153 is about 768.7663119636.

The spelling of 454342153 in words is "four hundred fifty-four million, three hundred forty-two thousand, one hundred fifty-three".