4123245545 has 16 divisors (see below), whose sum is σ = 4968490752. Its totient is φ = 3284897280.

The previous prime is 4123245541. The next prime is 4123245547. The reversal of 4123245545 is 5455423214.

It is not a de Polignac number, because 4123245545 - 2² = 4123245541 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4123245541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1448894 + ... + 1451736.

It is an arithmetic number, because the mean of its divisors is an integer number (310530672).

Almost surely, 2^4123245545 is an apocalyptic number.

It is an amenable number.

4123245545 is a deficient number, since it is larger than the sum of its proper divisors (845245207).

4123245545 is a wasteful number, since it uses less digits than its factorization.

4123245545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3952.

The product of its digits is 96000, while the sum is 35.

The square root of 4123245545 is about 64212.5030270585. The cubic root of 4123245545 is about 1603.5397600419.

Adding to 4123245545 its reverse (5455423214), we get a palindrome (9578668759).

The spelling of 4123245545 in words is "four billion, one hundred twenty-three million, two hundred forty-five thousand, five hundred forty-five".