545620013 has 2 divisors, whose sum is σ = 545620014. Its totient is φ = 545620012.

The previous prime is 545619989. The next prime is 545620037. The reversal of 545620013 is 310026545.

It is a balanced prime because it is at equal distance from previous prime (545619989) and next prime (545620037).

It can be written as a sum of positive squares in only one way, i.e., 527069764 + 18550249 = 22958^2 + 4307^2 .

It is a cyclic number.

It is not a de Polignac number, because 545620013 - 2¹⁴ = 545603629 is a prime.

It is a super-2 number, since 2×545620013² = 595402397172240338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545620913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272810006 + 272810007.

It is an arithmetic number, because the mean of its divisors is an integer number (272810007).

Almost surely, 2^545620013 is an apocalyptic number.

It is an amenable number.

545620013 is a deficient number, since it is larger than the sum of its proper divisors (1).

545620013 is an equidigital number, since it uses as much as digits as its factorization.

545620013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 545620013 is about 23358.5105047390. The cubic root of 545620013 is about 817.1405524175.

Adding to 545620013 its reverse (310026545), we get a palindrome (855646558).

The spelling of 545620013 in words is "five hundred forty-five million, six hundred twenty thousand, thirteen".