511353242971 has 2 divisors, whose sum is σ = 511353242972. Its totient is φ = 511353242970.

The previous prime is 511353242957. The next prime is 511353242987. The reversal of 511353242971 is 179242353115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 511353242971 - 2⁷ = 511353242843 is a prime.

It is a super-2 number, since 2×511353242971² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (511353242941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255676621485 + 255676621486.

It is an arithmetic number, because the mean of its divisors is an integer number (255676621486).

Almost surely, 2^511353242971 is an apocalyptic number.

511353242971 is a deficient number, since it is larger than the sum of its proper divisors (1).

511353242971 is an equidigital number, since it uses as much as digits as its factorization.

511353242971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 43.

The spelling of 511353242971 in words is "five hundred eleven billion, three hundred fifty-three million, two hundred forty-two thousand, nine hundred seventy-one".