4140423442501 has 2 divisors, whose sum is σ = 4140423442502. Its totient is φ = 4140423442500.

The previous prime is 4140423442439. The next prime is 4140423442511. The reversal of 4140423442501 is 1052443240414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4040361304225 + 100062138276 = 2010065^2 + 316326^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4140423442501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4140423442511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070211721250 + 2070211721251.

It is an arithmetic number, because the mean of its divisors is an integer number (2070211721251).

Almost surely, 2^{4140423442501} is an apocalyptic number.

It is an amenable number.

4140423442501 is a deficient number, since it is larger than the sum of its proper divisors (1).

4140423442501 is an equidigital number, since it uses as much as digits as its factorization.

4140423442501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 4140423442501 its reverse (1052443240414), we get a palindrome (5192866682915).

The spelling of 4140423442501 in words is "four trillion, one hundred forty billion, four hundred twenty-three million, four hundred forty-two thousand, five hundred one".