125345204353 has 2 divisors, whose sum is σ = 125345204354. Its totient is φ = 125345204352.

The previous prime is 125345204329. The next prime is 125345204371. The reversal of 125345204353 is 353402543521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120928671504 + 4416532849 = 347748^2 + 66457^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125345204353 is a prime.

It is a super-2 number, since 2×125345204353² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125345204053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62672602176 + 62672602177.

It is an arithmetic number, because the mean of its divisors is an integer number (62672602177).

Almost surely, 2^125345204353 is an apocalyptic number.

It is an amenable number.

125345204353 is a deficient number, since it is larger than the sum of its proper divisors (1).

125345204353 is an equidigital number, since it uses as much as digits as its factorization.

125345204353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 125345204353 its reverse (353402543521), we get a palindrome (478747747874).

The spelling of 125345204353 in words is "one hundred twenty-five billion, three hundred forty-five million, two hundred four thousand, three hundred fifty-three".