455820011 has 4 divisors (see below), whose sum is σ = 460245552. Its totient is φ = 451394472.

The previous prime is 455820007. The next prime is 455820019. The reversal of 455820011 is 110028554.

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 455820011 - 2² = 455820007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455820019) 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, 2212616 + ... + 2212821.

It is an arithmetic number, because the mean of its divisors is an integer number (115061388).

Almost surely, 2^455820011 is an apocalyptic number.

455820011 is a deficient number, since it is larger than the sum of its proper divisors (4425541).

455820011 is a wasteful number, since it uses less digits than its factorization.

455820011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4425540.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 455820011 is about 21349.9417095223. The cubic root of 455820011 is about 769.5989427718.

Adding to 455820011 its reverse (110028554), we get a palindrome (565848565).

The spelling of 455820011 in words is "four hundred fifty-five million, eight hundred twenty thousand, eleven".