3340212545 has 4 divisors (see below), whose sum is σ = 4008255060. Its totient is φ = 2672170032.

The previous prime is 3340212529. The next prime is 3340212569. The reversal of 3340212545 is 5452120433.

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: 5452120433 = 19 ⋅286953707.

It can be written as a sum of positive squares in 2 ways, for example, as 2378220289 + 961992256 = 48767^2 + 31016^2 .

It is a cyclic number.

It is not a de Polignac number, because 3340212545 - 2⁴ = 3340212529 is a prime.

It is a super-2 number, since 2×3340212545² = 22314039691550754050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334021250 + ... + 334021259.

It is an arithmetic number, because the mean of its divisors is an integer number (1002063765).

Almost surely, 2^3340212545 is an apocalyptic number.

It is an amenable number.

3340212545 is a deficient number, since it is larger than the sum of its proper divisors (668042515).

3340212545 is an equidigital number, since it uses as much as digits as its factorization.

3340212545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668042514.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 3340212545 is about 57794.5719337033. The cubic root of 3340212545 is about 1494.8284938023.

Adding to 3340212545 its reverse (5452120433), we get a palindrome (8792332978).

The spelling of 3340212545 in words is "three billion, three hundred forty million, two hundred twelve thousand, five hundred forty-five".