3545853613 has 4 divisors (see below), whose sum is σ = 3550011388. Its totient is φ = 3541695840.

The previous prime is 3545853607. The next prime is 3545853631. The reversal of 3545853613 is 3163585453.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3163585453 = 7 ⋅451940779.

It can be written as a sum of positive squares in 2 ways, for example, as 843205444 + 2702648169 = 29038^2 + 51987^2 .

It is a cyclic number.

It is not a de Polignac number, because 3545853613 - 2¹³ = 3545845421 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 3545853613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545853643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2077608 + ... + 2079313.

It is an arithmetic number, because the mean of its divisors is an integer number (887502847).

Almost surely, 2^3545853613 is an apocalyptic number.

It is an amenable number.

3545853613 is a deficient number, since it is larger than the sum of its proper divisors (4157775).

3545853613 is an equidigital number, since it uses as much as digits as its factorization.

3545853613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157774.

The product of its digits is 648000, while the sum is 43.

The square root of 3545853613 is about 59547.0705660656. The cubic root of 3545853613 is about 1524.8961481550.

The spelling of 3545853613 in words is "three billion, five hundred forty-five million, eight hundred fifty-three thousand, six hundred thirteen".