2049022061 has 2 divisors, whose sum is σ = 2049022062. Its totient is φ = 2049022060.

The previous prime is 2049022049. The next prime is 2049022067. The reversal of 2049022061 is 1602209402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1628526025 + 420496036 = 40355^2 + 20506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2049022061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2049022061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2049022067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024511030 + 1024511031.

It is an arithmetic number, because the mean of its divisors is an integer number (1024511031).

Almost surely, 2^2049022061 is an apocalyptic number.

It is an amenable number.

2049022061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2049022061 is an equidigital number, since it uses as much as digits as its factorization.

2049022061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2049022061 is about 45266.1248728009. The cubic root of 2049022061 is about 1270.1320591384.

The spelling of 2049022061 in words is "two billion, forty-nine million, twenty-two thousand, sixty-one".