142521023523001 has 2 divisors, whose sum is σ = 142521023523002. Its totient is φ = 142521023523000.

The previous prime is 142521023522953. The next prime is 142521023523007. The reversal of 142521023523001 is 100325320125241.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122328798255225 + 20192225267776 = 11060235^2 + 4493576^2 .

It is a cyclic number.

It is not a de Polignac number, because 142521023523001 - 2⁷ = 142521023522873 is a prime.

It is not a weakly prime, because it can be changed into another prime (142521023523007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71260511761500 + 71260511761501.

It is an arithmetic number, because the mean of its divisors is an integer number (71260511761501).

Almost surely, 2^{142521023523001} is an apocalyptic number.

It is an amenable number.

142521023523001 is a deficient number, since it is larger than the sum of its proper divisors (1).

142521023523001 is an equidigital number, since it uses as much as digits as its factorization.

142521023523001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 142521023523001 its reverse (100325320125241), we get a palindrome (242846343648242).

The spelling of 142521023523001 in words is "one hundred forty-two trillion, five hundred twenty-one billion, twenty-three million, five hundred twenty-three thousand, one".