4240040137 has 2 divisors, whose sum is σ = 4240040138. Its totient is φ = 4240040136.

The previous prime is 4240040099. The next prime is 4240040201. The reversal of 4240040137 is 7310400424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3851319481 + 388720656 = 62059^2 + 19716^2 .

It is a cyclic number.

It is not a de Polignac number, because 4240040137 - 2¹⁹ = 4239515849 is a prime.

It is not a weakly prime, because it can be changed into another prime (4240041137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2120020068 + 2120020069.

It is an arithmetic number, because the mean of its divisors is an integer number (2120020069).

Almost surely, 2^4240040137 is an apocalyptic number.

It is an amenable number.

4240040137 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240040137 is an equidigital number, since it uses as much as digits as its factorization.

4240040137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 4240040137 is about 65115.5905832083. The cubic root of 4240040137 is about 1618.5395740605.

The spelling of 4240040137 in words is "four billion, two hundred forty million, forty thousand, one hundred thirty-seven".