125211170423 has 2 divisors, whose sum is σ = 125211170424. Its totient is φ = 125211170422.

The previous prime is 125211170417. The next prime is 125211170471. The reversal of 125211170423 is 324071112521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125211170423 - 2³⁰ = 124137428599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125211370423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62605585211 + 62605585212.

It is an arithmetic number, because the mean of its divisors is an integer number (62605585212).

Almost surely, 2^125211170423 is an apocalyptic number.

125211170423 is a deficient number, since it is larger than the sum of its proper divisors (1).

125211170423 is an equidigital number, since it uses as much as digits as its factorization.

125211170423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 29.

Adding to 125211170423 its reverse (324071112521), we get a palindrome (449282282944).

The spelling of 125211170423 in words is "one hundred twenty-five billion, two hundred eleven million, one hundred seventy thousand, four hundred twenty-three".