4351223144 has 8 divisors (see below), whose sum is σ = 8158543410. Its totient is φ = 2175611568.

The previous prime is 4351223141. The next prime is 4351223171. The reversal of 4351223144 is 4413221534.

It can be written as a sum of positive squares in only one way, i.e., 4272191044 + 79032100 = 65362^2 + 8890^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4351223141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271951439 + ... + 271951454.

Almost surely, 2^4351223144 is an apocalyptic number.

It is an amenable number.

4351223144 is a deficient number, since it is larger than the sum of its proper divisors (3807320266).

4351223144 is a wasteful number, since it uses less digits than its factorization.

4351223144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543902899 (or 543902895 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 4351223144 is about 65963.8017703649. The cubic root of 4351223144 is about 1632.5648885933.

Adding to 4351223144 its reverse (4413221534), we get a palindrome (8764444678).

The spelling of 4351223144 in words is "four billion, three hundred fifty-one million, two hundred twenty-three thousand, one hundred forty-four".