7148563319 has 2 divisors, whose sum is σ = 7148563320. Its totient is φ = 7148563318.

The previous prime is 7148563283. The next prime is 7148563379. The reversal of 7148563319 is 9133658417.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7148563319 is a prime.

It is a super-2 number, since 2×7148563319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7148563379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3574281659 + 3574281660.

It is an arithmetic number, because the mean of its divisors is an integer number (3574281660).

Almost surely, 2^7148563319 is an apocalyptic number.

7148563319 is a deficient number, since it is larger than the sum of its proper divisors (1).

7148563319 is an equidigital number, since it uses as much as digits as its factorization.

7148563319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 47.

The square root of 7148563319 is about 84549.1769268040. The cubic root of 7148563319 is about 1926.3694820288.

The spelling of 7148563319 in words is "seven billion, one hundred forty-eight million, five hundred sixty-three thousand, three hundred nineteen".