511035251053 has 2 divisors, whose sum is σ = 511035251054. Its totient is φ = 511035251052.

The previous prime is 511035251047. The next prime is 511035251117. The reversal of 511035251053 is 350152530115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 272816093124 + 238219157929 = 522318^2 + 488077^2 .

It is a cyclic number.

It is not a de Polignac number, because 511035251053 - 2²⁹ = 510498380141 is a prime.

It is a super-2 number, since 2×511035251053² (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 (511035254053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255517625526 + 255517625527.

It is an arithmetic number, because the mean of its divisors is an integer number (255517625527).

Almost surely, 2^511035251053 is an apocalyptic number.

It is an amenable number.

511035251053 is a deficient number, since it is larger than the sum of its proper divisors (1).

511035251053 is an equidigital number, since it uses as much as digits as its factorization.

511035251053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11250, while the sum is 31.

Adding to 511035251053 its reverse (350152530115), we get a palindrome (861187781168).

The spelling of 511035251053 in words is "five hundred eleven billion, thirty-five million, two hundred fifty-one thousand, fifty-three".