712598987 has 2 divisors, whose sum is σ = 712598988. Its totient is φ = 712598986.

The previous prime is 712598959. The next prime is 712598989. The reversal of 712598987 is 789895217.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-712598987 is a prime.

Together with 712598989, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (712598989) 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, 356299493 + 356299494.

It is an arithmetic number, because the mean of its divisors is an integer number (356299494).

Almost surely, 2^712598987 is an apocalyptic number.

712598987 is a deficient number, since it is larger than the sum of its proper divisors (1).

712598987 is an equidigital number, since it uses as much as digits as its factorization.

712598987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 56.

The square root of 712598987 is about 26694.5497620769. The cubic root of 712598987 is about 893.1993538243.

The spelling of 712598987 in words is "seven hundred twelve million, five hundred ninety-eight thousand, nine hundred eighty-seven".