654134382719 has 2 divisors, whose sum is σ = 654134382720. Its totient is φ = 654134382718.

The previous prime is 654134382679. The next prime is 654134382743. The reversal of 654134382719 is 917283431456.

654134382719 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 654134382719 - 2⁸ = 654134382463 is a prime.

It is a super-2 number, since 2×654134382719² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (654134382119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327067191359 + 327067191360.

It is an arithmetic number, because the mean of its divisors is an integer number (327067191360).

Almost surely, 2^654134382719 is an apocalyptic number.

654134382719 is a deficient number, since it is larger than the sum of its proper divisors (1).

654134382719 is an equidigital number, since it uses as much as digits as its factorization.

654134382719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 53.

The spelling of 654134382719 in words is "six hundred fifty-four billion, one hundred thirty-four million, three hundred eighty-two thousand, seven hundred nineteen".