523552243031 has 2 divisors, whose sum is σ = 523552243032. Its totient is φ = 523552243030.

The previous prime is 523552242973. The next prime is 523552243087. The reversal of 523552243031 is 130342255325.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523552243031 is a prime.

It is a super-2 number, since 2×523552243031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 523552242982 and 523552243000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523552243831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261776121515 + 261776121516.

It is an arithmetic number, because the mean of its divisors is an integer number (261776121516).

Almost surely, 2^523552243031 is an apocalyptic number.

523552243031 is a deficient number, since it is larger than the sum of its proper divisors (1).

523552243031 is an equidigital number, since it uses as much as digits as its factorization.

523552243031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 523552243031 its reverse (130342255325), we get a palindrome (653894498356).

The spelling of 523552243031 in words is "five hundred twenty-three billion, five hundred fifty-two million, two hundred forty-three thousand, thirty-one".