3345545731 has 4 divisors (see below), whose sum is σ = 3649686264. Its totient is φ = 3041405200.

The previous prime is 3345545711. The next prime is 3345545743. The reversal of 3345545731 is 1375455433.

3345545731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3345545731 - 2⁹ = 3345545219 is a prime.

It is a super-2 number, since 2×3345545731² = 22385352476424648722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3345545711) 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, 152070250 + ... + 152070271.

It is an arithmetic number, because the mean of its divisors is an integer number (912421566).

Almost surely, 2^3345545731 is an apocalyptic number.

3345545731 is a deficient number, since it is larger than the sum of its proper divisors (304140533).

3345545731 is a wasteful number, since it uses less digits than its factorization.

3345545731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304140532.

The product of its digits is 378000, while the sum is 40.

The square root of 3345545731 is about 57840.6926912187. The cubic root of 3345545731 is about 1495.6236487096.

The spelling of 3345545731 in words is "three billion, three hundred forty-five million, five hundred forty-five thousand, seven hundred thirty-one".