125223103 has 2 divisors, whose sum is σ = 125223104. Its totient is φ = 125223102.

The previous prime is 125223101. The next prime is 125223107. The reversal of 125223103 is 301322521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125223103 - 2¹ = 125223101 is a prime.

Together with 125223101, it forms a pair of twin primes.

It is equal to p_7122106 and since 125223103 and 7122106 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125223101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62611551 + 62611552.

It is an arithmetic number, because the mean of its divisors is an integer number (62611552).

Almost surely, 2^125223103 is an apocalyptic number.

125223103 is a deficient number, since it is larger than the sum of its proper divisors (1).

125223103 is an equidigital number, since it uses as much as digits as its factorization.

125223103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 125223103 is about 11190.3129089405. The cubic root of 125223103 is about 500.2972938643.

Adding to 125223103 its reverse (301322521), we get a palindrome (426545624).

It can be divided in two parts, 12522 and 3103, that added together give a 6-th power (15625 = 5⁶).

The spelling of 125223103 in words is "one hundred twenty-five million, two hundred twenty-three thousand, one hundred three".