2061242137 has 2 divisors, whose sum is σ = 2061242138. Its totient is φ = 2061242136.

The previous prime is 2061242107. The next prime is 2061242149. The reversal of 2061242137 is 7312421602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1860283161 + 200958976 = 43131^2 + 14176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2061242137 is a prime.

It is not a weakly prime, because it can be changed into another prime (2061242107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030621068 + 1030621069.

It is an arithmetic number, because the mean of its divisors is an integer number (1030621069).

Almost surely, 2^2061242137 is an apocalyptic number.

It is an amenable number.

2061242137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061242137 is an equidigital number, since it uses as much as digits as its factorization.

2061242137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2061242137 is about 45400.9045834992. The cubic root of 2061242137 is about 1272.6520184860.

Adding to 2061242137 its reverse (7312421602), we get a palindrome (9373663739).

The spelling of 2061242137 in words is "two billion, sixty-one million, two hundred forty-two thousand, one hundred thirty-seven".