523101321249971 has 2 divisors, whose sum is σ = 523101321249972. Its totient is φ = 523101321249970.

The previous prime is 523101321249931. The next prime is 523101321250009. The reversal of 523101321249971 is 179942123101325.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523101321249971 is a prime.

It is not a weakly prime, because it can be changed into another prime (523101321249901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261550660624985 + 261550660624986.

It is an arithmetic number, because the mean of its divisors is an integer number (261550660624986).

Almost surely, 2^{523101321249971} is an apocalyptic number.

523101321249971 is a deficient number, since it is larger than the sum of its proper divisors (1).

523101321249971 is an equidigital number, since it uses as much as digits as its factorization.

523101321249971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 523101321249971 in words is "five hundred twenty-three trillion, one hundred one billion, three hundred twenty-one million, two hundred forty-nine thousand, nine hundred seventy-one".