125253016423 has 2 divisors, whose sum is σ = 125253016424. Its totient is φ = 125253016422.

The previous prime is 125253016417. The next prime is 125253016463. The reversal of 125253016423 is 324610352521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125253016423 - 2²¹ = 125250919271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125253016403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62626508211 + 62626508212.

It is an arithmetic number, because the mean of its divisors is an integer number (62626508212).

Almost surely, 2^125253016423 is an apocalyptic number.

125253016423 is a deficient number, since it is larger than the sum of its proper divisors (1).

125253016423 is an equidigital number, since it uses as much as digits as its factorization.

125253016423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 125253016423 its reverse (324610352521), we get a palindrome (449863368944).

The spelling of 125253016423 in words is "one hundred twenty-five billion, two hundred fifty-three million, sixteen thousand, four hundred twenty-three".