125345204329 has 2 divisors, whose sum is σ = 125345204330. Its totient is φ = 125345204328.

The previous prime is 125345204317. The next prime is 125345204353. The reversal of 125345204329 is 923402543521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115717669929 + 9627534400 = 340173^2 + 98120^2 .

It is a cyclic number.

It is not a de Polignac number, because 125345204329 - 2⁹ = 125345203817 is a prime.

It is a super-2 number, since 2×125345204329² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125345204291 and 125345204300.

It is not a weakly prime, because it can be changed into another prime (125345204629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62672602164 + 62672602165.

It is an arithmetic number, because the mean of its divisors is an integer number (62672602165).

Almost surely, 2^125345204329 is an apocalyptic number.

It is an amenable number.

125345204329 is a deficient number, since it is larger than the sum of its proper divisors (1).

125345204329 is an equidigital number, since it uses as much as digits as its factorization.

125345204329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 125345204329 in words is "one hundred twenty-five billion, three hundred forty-five million, two hundred four thousand, three hundred twenty-nine".