455344145 has 4 divisors (see below), whose sum is σ = 546412980. Its totient is φ = 364275312.

The previous prime is 455344129. The next prime is 455344159. The reversal of 455344145 is 541443554.

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 213510544 + 241833601 = 14612^2 + 15551^2 .

It is a cyclic number.

It is not a de Polignac number, because 455344145 - 2⁴ = 455344129 is a prime.

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, 45534410 + ... + 45534419.

It is an arithmetic number, because the mean of its divisors is an integer number (136603245).

Almost surely, 2^455344145 is an apocalyptic number.

It is an amenable number.

455344145 is a deficient number, since it is larger than the sum of its proper divisors (91068835).

455344145 is an equidigital number, since it uses as much as digits as its factorization.

455344145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91068834.

The product of its digits is 96000, while the sum is 35.

The square root of 455344145 is about 21338.7943661304. The cubic root of 455344145 is about 769.3310347675.

Adding to 455344145 its reverse (541443554), we get a palindrome (996787699).

The spelling of 455344145 in words is "four hundred fifty-five million, three hundred forty-four thousand, one hundred forty-five".