4240203142237 has 2 divisors, whose sum is σ = 4240203142238. Its totient is φ = 4240203142236.

The previous prime is 4240203142193. The next prime is 4240203142249. The reversal of 4240203142237 is 7322413020424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2866042457721 + 1374160684516 = 1692939^2 + 1172246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4240203142237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4240203142937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2120101571118 + 2120101571119.

It is an arithmetic number, because the mean of its divisors is an integer number (2120101571119).

Almost surely, 2^{4240203142237} is an apocalyptic number.

It is an amenable number.

4240203142237 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240203142237 is an equidigital number, since it uses as much as digits as its factorization.

4240203142237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 34.

The spelling of 4240203142237 in words is "four trillion, two hundred forty billion, two hundred three million, one hundred forty-two thousand, two hundred thirty-seven".