535021131143123 has 2 divisors, whose sum is σ = 535021131143124. Its totient is φ = 535021131143122.

The previous prime is 535021131143119. The next prime is 535021131143141. The reversal of 535021131143123 is 321341131120535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 535021131143123 - 2² = 535021131143119 is a prime.

It is a super-2 number, since 2×535021131143123² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (535021131143113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267510565571561 + 267510565571562.

It is an arithmetic number, because the mean of its divisors is an integer number (267510565571562).

Almost surely, 2^{535021131143123} is an apocalyptic number.

535021131143123 is a deficient number, since it is larger than the sum of its proper divisors (1).

535021131143123 is an equidigital number, since it uses as much as digits as its factorization.

535021131143123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 535021131143123 its reverse (321341131120535), we get a palindrome (856362262263658).

The spelling of 535021131143123 in words is "five hundred thirty-five trillion, twenty-one billion, one hundred thirty-one million, one hundred forty-three thousand, one hundred twenty-three".