3020355061 has 2 divisors, whose sum is σ = 3020355062. Its totient is φ = 3020355060.

The previous prime is 3020355053. The next prime is 3020355137. The reversal of 3020355061 is 1605530203.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2082096900 + 938258161 = 45630^2 + 30631^2 .

It is a cyclic number.

It is not a de Polignac number, because 3020355061 - 2³ = 3020355053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3020352061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1510177530 + 1510177531.

It is an arithmetic number, because the mean of its divisors is an integer number (1510177531).

Almost surely, 2^3020355061 is an apocalyptic number.

It is an amenable number.

3020355061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3020355061 is an equidigital number, since it uses as much as digits as its factorization.

3020355061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 3020355061 is about 54957.7570593997. The cubic root of 3020355061 is about 1445.5041181972.

Adding to 3020355061 its reverse (1605530203), we get a palindrome (4625885264).

It can be divided in two parts, 30203 and 55061, that added together give a square (85264 = 292²).

The spelling of 3020355061 in words is "three billion, twenty million, three hundred fifty-five thousand, sixty-one".