455411643 has 4 divisors (see below), whose sum is σ = 607215528. Its totient is φ = 303607760.

The previous prime is 455411617. The next prime is 455411659. The reversal of 455411643 is 346114554.

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 455411643 - 2⁵ = 455411611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455411603) 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, 75901938 + ... + 75901943.

It is an arithmetic number, because the mean of its divisors is an integer number (151803882).

Almost surely, 2^455411643 is an apocalyptic number.

455411643 is a deficient number, since it is larger than the sum of its proper divisors (151803885).

455411643 is a wasteful number, since it uses less digits than its factorization.

455411643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151803884.

The product of its digits is 28800, while the sum is 33.

The square root of 455411643 is about 21340.3758870363. The cubic root of 455411643 is about 769.3690468521.

The spelling of 455411643 in words is "four hundred fifty-five million, four hundred eleven thousand, six hundred forty-three".