4234513145 has 4 divisors (see below), whose sum is σ = 5081415780. Its totient is φ = 3387610512.

The previous prime is 4234513139. The next prime is 4234513159. The reversal of 4234513145 is 5413154324.

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 3054109696 + 1180403449 = 55264^2 + 34357^2 .

It is a cyclic number.

It is not a de Polignac number, because 4234513145 - 2⁸ = 4234512889 is a prime.

It is a super-2 number, since 2×4234513145² = 35862203150355582050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423451310 + ... + 423451319.

It is an arithmetic number, because the mean of its divisors is an integer number (1270353945).

Almost surely, 2^4234513145 is an apocalyptic number.

It is an amenable number.

4234513145 is a deficient number, since it is larger than the sum of its proper divisors (846902635).

4234513145 is an equidigital number, since it uses as much as digits as its factorization.

4234513145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846902634.

The product of its digits is 28800, while the sum is 32.

The square root of 4234513145 is about 65073.1368922691. The cubic root of 4234513145 is about 1617.8360001349.

Adding to 4234513145 its reverse (5413154324), we get a palindrome (9647667469).

The spelling of 4234513145 in words is "four billion, two hundred thirty-four million, five hundred thirteen thousand, one hundred forty-five".