142021404037 has 2 divisors, whose sum is σ = 142021404038. Its totient is φ = 142021404036.

The previous prime is 142021404001. The next prime is 142021404043. The reversal of 142021404037 is 730404120241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141967689796 + 53714241 = 376786^2 + 7329^2 .

It is an emirp because it is prime and its reverse (730404120241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142021404037 - 2¹⁵ = 142021371269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142021403996 and 142021404014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142021404067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71010702018 + 71010702019.

It is an arithmetic number, because the mean of its divisors is an integer number (71010702019).

Almost surely, 2^142021404037 is an apocalyptic number.

It is an amenable number.

142021404037 is a deficient number, since it is larger than the sum of its proper divisors (1).

142021404037 is an equidigital number, since it uses as much as digits as its factorization.

142021404037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 142021404037 its reverse (730404120241), we get a palindrome (872425524278).

The spelling of 142021404037 in words is "one hundred forty-two billion, twenty-one million, four hundred four thousand, thirty-seven".