140166125353 has 2 divisors, whose sum is σ = 140166125354. Its totient is φ = 140166125352.

The previous prime is 140166125317. The next prime is 140166125371. The reversal of 140166125353 is 353521661041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139567246569 + 598878784 = 373587^2 + 24472^2 .

It is a cyclic number.

It is not a de Polignac number, because 140166125353 - 2⁹ = 140166124841 is a prime.

It is not a weakly prime, because it can be changed into another prime (140166125653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70083062676 + 70083062677.

It is an arithmetic number, because the mean of its divisors is an integer number (70083062677).

Almost surely, 2^140166125353 is an apocalyptic number.

It is an amenable number.

140166125353 is a deficient number, since it is larger than the sum of its proper divisors (1).

140166125353 is an equidigital number, since it uses as much as digits as its factorization.

140166125353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 140166125353 its reverse (353521661041), we get a palindrome (493687786394).

The spelling of 140166125353 in words is "one hundred forty billion, one hundred sixty-six million, one hundred twenty-five thousand, three hundred fifty-three".