4354120515323 has 2 divisors, whose sum is σ = 4354120515324. Its totient is φ = 4354120515322.

The previous prime is 4354120515317. The next prime is 4354120515337. The reversal of 4354120515323 is 3235150214534.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4354120515323 - 2⁸ = 4354120515067 is a prime.

It is not a weakly prime, because it can be changed into another prime (4354120515313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2177060257661 + 2177060257662.

It is an arithmetic number, because the mean of its divisors is an integer number (2177060257662).

Almost surely, 2^{4354120515323} is an apocalyptic number.

4354120515323 is a deficient number, since it is larger than the sum of its proper divisors (1).

4354120515323 is an equidigital number, since it uses as much as digits as its factorization.

4354120515323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 4354120515323 its reverse (3235150214534), we get a palindrome (7589270729857).

The spelling of 4354120515323 in words is "four trillion, three hundred fifty-four billion, one hundred twenty million, five hundred fifteen thousand, three hundred twenty-three".