4061345537 has 4 divisors (see below), whose sum is σ = 4070391300. Its totient is φ = 4052299776.

The previous prime is 4061345527. The next prime is 4061345539. The reversal of 4061345537 is 7355431604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1316528656 + 2744816881 = 36284^2 + 52391^2 .

It is a cyclic number.

It is not a de Polignac number, because 4061345537 - 2⁴ = 4061345521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4061345537.

It is not an unprimeable number, because it can be changed into a prime (4061345539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4522208 + ... + 4523105.

It is an arithmetic number, because the mean of its divisors is an integer number (1017597825).

Almost surely, 2^4061345537 is an apocalyptic number.

It is an amenable number.

4061345537 is a deficient number, since it is larger than the sum of its proper divisors (9045763).

4061345537 is an equidigital number, since it uses as much as digits as its factorization.

4061345537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9045762.

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 4061345537 is about 63728.6869235512. The cubic root of 4061345537 is about 1595.4749144454.

The spelling of 4061345537 in words is "four billion, sixty-one million, three hundred forty-five thousand, five hundred thirty-seven".