4375120545 has 12 divisors (see below), whose sum is σ = 7583542356. Its totient is φ = 2333397600.

The previous prime is 4375120523. The next prime is 4375120627. The reversal of 4375120545 is 5450215734.

4375120545 is a `hidden beast` number, since 43 + 7 + 51 + 20 + 545 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1555829136 + 2819291409 = 39444^2 + 53097^2 .

It is not a de Polignac number, because 4375120545 - 2¹⁴ = 4375104161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48612406 + ... + 48612495.

It is an arithmetic number, because the mean of its divisors is an integer number (631961863).

Almost surely, 2^4375120545 is an apocalyptic number.

4375120545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4375120545 is a deficient number, since it is larger than the sum of its proper divisors (3208421811).

4375120545 is a wasteful number, since it uses less digits than its factorization.

4375120545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97224912 (or 97224909 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 4375120545 is about 66144.6940048860. The cubic root of 4375120545 is about 1635.5481763159.

The spelling of 4375120545 in words is "four billion, three hundred seventy-five million, one hundred twenty thousand, five hundred forty-five".