10420340137 has 2 divisors, whose sum is σ = 10420340138. Its totient is φ = 10420340136.

The previous prime is 10420340089. The next prime is 10420340143. The reversal of 10420340137 is 73104302401.

10420340137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6691894416 + 3728445721 = 81804^2 + 61061^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10420340137 is a prime.

It is not a weakly prime, because it can be changed into another prime (10420340737) 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, 5210170068 + 5210170069.

It is an arithmetic number, because the mean of its divisors is an integer number (5210170069).

Almost surely, 2^10420340137 is an apocalyptic number.

It is an amenable number.

10420340137 is a deficient number, since it is larger than the sum of its proper divisors (1).

10420340137 is an equidigital number, since it uses as much as digits as its factorization.

10420340137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 10420340137 its reverse (73104302401), we get a palindrome (83524642538).

The spelling of 10420340137 in words is "ten billion, four hundred twenty million, three hundred forty thousand, one hundred thirty-seven".