455353123 has 4 divisors (see below), whose sum is σ = 455996080. Its totient is φ = 454710168.

The previous prime is 455353121. The next prime is 455353133. The reversal of 455353123 is 321353554.

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

It is a cyclic number.

It is not a de Polignac number, because 455353123 - 2¹ = 455353121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455353121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320415 + ... + 321832.

It is an arithmetic number, because the mean of its divisors is an integer number (113999020).

Almost surely, 2^455353123 is an apocalyptic number.

455353123 is a deficient number, since it is larger than the sum of its proper divisors (642957).

455353123 is an equidigital number, since it uses as much as digits as its factorization.

455353123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642956.

The product of its digits is 27000, while the sum is 31.

The square root of 455353123 is about 21339.0047331172. The cubic root of 455353123 is about 769.3360910227.

It can be divided in two parts, 4553531 and 23, that added together give a palindrome (4553554).

The spelling of 455353123 in words is "four hundred fifty-five million, three hundred fifty-three thousand, one hundred twenty-three".