3020336545 has 16 divisors (see below), whose sum is σ = 3715120080. Its totient is φ = 2355865600.

The previous prime is 3020336537. The next prime is 3020336567. The reversal of 3020336545 is 5456330203.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1732890384 + 1287446161 = 41628^2 + 35881^2 .

It is not a de Polignac number, because 3020336545 - 2³ = 3020336537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420585 + ... + 427705.

It is an arithmetic number, because the mean of its divisors is an integer number (232195005).

Almost surely, 2^3020336545 is an apocalyptic number.

It is an amenable number.

3020336545 is a deficient number, since it is larger than the sum of its proper divisors (694783535).

3020336545 is a wasteful number, since it uses less digits than its factorization.

3020336545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9236.

The product of its (nonzero) digits is 32400, while the sum is 31.

The square root of 3020336545 is about 54957.5886024851. The cubic root of 3020336545 is about 1445.5011643492.

Adding to 3020336545 its reverse (5456330203), we get a palindrome (8476666748).

The spelling of 3020336545 in words is "three billion, twenty million, three hundred thirty-six thousand, five hundred forty-five".