12125456303 has 2 divisors, whose sum is σ = 12125456304. Its totient is φ = 12125456302.

The previous prime is 12125456297. The next prime is 12125456381. The reversal of 12125456303 is 30365452121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12125456303 - 2⁸ = 12125456047 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 12125456303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12125426303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6062728151 + 6062728152.

It is an arithmetic number, because the mean of its divisors is an integer number (6062728152).

Almost surely, 2^12125456303 is an apocalyptic number.

12125456303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12125456303 is an equidigital number, since it uses as much as digits as its factorization.

12125456303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 12125456303 in words is "twelve billion, one hundred twenty-five million, four hundred fifty-six thousand, three hundred three".