455120234 has 4 divisors (see below), whose sum is σ = 682680354. Its totient is φ = 227560116.

The previous prime is 455120233. The next prime is 455120249. The reversal of 455120234 is 432021554.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 444577225 + 10543009 = 21085^2 + 3247^2 .

It is not an unprimeable number, because it can be changed into a prime (455120233) 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 as a sum of consecutive naturals, namely, 113780057 + ... + 113780060.

Almost surely, 2^455120234 is an apocalyptic number.

455120234 is a deficient number, since it is larger than the sum of its proper divisors (227560120).

455120234 is a wasteful number, since it uses less digits than its factorization.

455120234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227560119.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 455120234 is about 21333.5471499702. The cubic root of 455120234 is about 769.2049104379.

Adding to 455120234 its reverse (432021554), we get a palindrome (887141788).

The spelling of 455120234 in words is "four hundred fifty-five million, one hundred twenty thousand, two hundred thirty-four".