141723257821097 has 2 divisors, whose sum is σ = 141723257821098. Its totient is φ = 141723257821096.

The previous prime is 141723257821051. The next prime is 141723257821109. The reversal of 141723257821097 is 790128752327141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125165324928361 + 16557932892736 = 11187731^2 + 4069144^2 .

It is a cyclic number.

It is not a de Polignac number, because 141723257821097 - 2²⁸ = 141722989385641 is a prime.

It is not a weakly prime, because it can be changed into another prime (141723257821697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70861628910548 + 70861628910549.

It is an arithmetic number, because the mean of its divisors is an integer number (70861628910549).

Almost surely, 2^{141723257821097} is an apocalyptic number.

It is an amenable number.

141723257821097 is a deficient number, since it is larger than the sum of its proper divisors (1).

141723257821097 is an equidigital number, since it uses as much as digits as its factorization.

141723257821097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11854080, while the sum is 59.

The spelling of 141723257821097 in words is "one hundred forty-one trillion, seven hundred twenty-three billion, two hundred fifty-seven million, eight hundred twenty-one thousand, ninety-seven".