126325987 has 2 divisors, whose sum is σ = 126325988. Its totient is φ = 126325986.

The previous prime is 126325973. The next prime is 126325999. The reversal of 126325987 is 789523621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126325987 is a prime.

It is not a weakly prime, because it can be changed into another prime (126325907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63162993 + 63162994.

It is an arithmetic number, because the mean of its divisors is an integer number (63162994).

Almost surely, 2^126325987 is an apocalyptic number.

126325987 is a deficient number, since it is larger than the sum of its proper divisors (1).

126325987 is an equidigital number, since it uses as much as digits as its factorization.

126325987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 126325987 is about 11239.4833956014. The cubic root of 126325987 is about 501.7617677247.

The spelling of 126325987 in words is "one hundred twenty-six million, three hundred twenty-five thousand, nine hundred eighty-seven".