452121434 has 4 divisors (see below), whose sum is σ = 678182154. Its totient is φ = 226060716.

The previous prime is 452121421. The next prime is 452121451. The reversal of 452121434 is 434121254.

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., 378419209 + 73702225 = 19453^2 + 8585^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113030357 + ... + 113030360.

Almost surely, 2^452121434 is an apocalyptic number.

452121434 is a deficient number, since it is larger than the sum of its proper divisors (226060720).

452121434 is a wasteful number, since it uses less digits than its factorization.

452121434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226060719.

The product of its digits is 3840, while the sum is 26.

The square root of 452121434 is about 21263.1473211282. The cubic root of 452121434 is about 767.5117486274.

Adding to 452121434 its reverse (434121254), we get a palindrome (886242688).

The spelling of 452121434 in words is "four hundred fifty-two million, one hundred twenty-one thousand, four hundred thirty-four".