4045041545 has 8 divisors (see below), whose sum is σ = 4908590280. Its totient is φ = 3199672960.

The previous prime is 4045041521. The next prime is 4045041547. The reversal of 4045041545 is 5451405404.

It can be written as a sum of positive squares in 4 ways, for example, as 266603584 + 3778437961 = 16328^2 + 61469^2 .

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

It is not a de Polignac number, because 4045041545 - 2¹⁴ = 4045025161 is a prime.

It is a super-2 number, since 2×4045041545² = 32724722201551974050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4045041547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4544546 + ... + 4545435.

It is an arithmetic number, because the mean of its divisors is an integer number (613573785).

Almost surely, 2^4045041545 is an apocalyptic number.

It is an amenable number.

4045041545 is a deficient number, since it is larger than the sum of its proper divisors (863548735).

4045041545 is an equidigital number, since it uses as much as digits as its factorization.

4045041545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9090075.

The product of its (nonzero) digits is 32000, while the sum is 32.

The square root of 4045041545 is about 63600.6410738131. The cubic root of 4045041545 is about 1593.3370764264.

Adding to 4045041545 its reverse (5451405404), we get a palindrome (9496446949).

The spelling of 4045041545 in words is "four billion, forty-five million, forty-one thousand, five hundred forty-five".