4345120023 has 8 divisors (see below), whose sum is σ = 5813966208. Its totient is φ = 2886510264.

The previous prime is 4345120009. The next prime is 4345120027. The reversal of 4345120023 is 3200215434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4345120023 - 2⁴ = 4345120007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4345119975 and 4345120002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345120027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2558115 + ... + 2559812.

It is an arithmetic number, because the mean of its divisors is an integer number (726745776).

Almost surely, 2^4345120023 is an apocalyptic number.

4345120023 is a deficient number, since it is larger than the sum of its proper divisors (1468846185).

4345120023 is a wasteful number, since it uses less digits than its factorization.

4345120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5118213.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4345120023 is about 65917.5243998134. The cubic root of 4345120023 is about 1631.8012410079.

Adding to 4345120023 its reverse (3200215434), we get a palindrome (7545335457).

The spelling of 4345120023 in words is "four billion, three hundred forty-five million, one hundred twenty thousand, twenty-three".