531118611021463 has 2 divisors, whose sum is σ = 531118611021464. Its totient is φ = 531118611021462.

The previous prime is 531118611021371. The next prime is 531118611021487. The reversal of 531118611021463 is 364120116811135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531118611021463 - 2²¹ = 531118608924311 is a prime.

It is a super-3 number, since 3×531118611021463³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531118611021263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265559305510731 + 265559305510732.

It is an arithmetic number, because the mean of its divisors is an integer number (265559305510732).

Almost surely, 2^{531118611021463} is an apocalyptic number.

531118611021463 is a deficient number, since it is larger than the sum of its proper divisors (1).

531118611021463 is an equidigital number, since it uses as much as digits as its factorization.

531118611021463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 43.

Adding to 531118611021463 its reverse (364120116811135), we get a palindrome (895238727832598).

The spelling of 531118611021463 in words is "five hundred thirty-one trillion, one hundred eighteen billion, six hundred eleven million, twenty-one thousand, four hundred sixty-three".