4102020137 has 2 divisors, whose sum is σ = 4102020138. Its totient is φ = 4102020136.

The previous prime is 4102020113. The next prime is 4102020157. The reversal of 4102020137 is 7310202014.

It is an a-pointer prime, because the next prime (4102020157) can be obtained adding 4102020137 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3886400281 + 215619856 = 62341^2 + 14684^2 .

It is a cyclic number.

It is not a de Polignac number, because 4102020137 - 2⁸ = 4102019881 is a prime.

It is not a weakly prime, because it can be changed into another prime (4102020157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051010068 + 2051010069.

It is an arithmetic number, because the mean of its divisors is an integer number (2051010069).

Almost surely, 2^4102020137 is an apocalyptic number.

It is an amenable number.

4102020137 is a deficient number, since it is larger than the sum of its proper divisors (1).

4102020137 is an equidigital number, since it uses as much as digits as its factorization.

4102020137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 4102020137 is about 64047.0150514448. The cubic root of 4102020137 is about 1600.7834882839.

The spelling of 4102020137 in words is "four billion, one hundred two million, twenty thousand, one hundred thirty-seven".