531250031041 has 2 divisors, whose sum is σ = 531250031042. Its totient is φ = 531250031040.

The previous prime is 531250031033. The next prime is 531250031111. The reversal of 531250031041 is 140130052135.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319079246641 + 212170784400 = 564871^2 + 460620^2 .

It is a cyclic number.

It is not a de Polignac number, because 531250031041 - 2³ = 531250031033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 531250030997 and 531250031015.

It is not a weakly prime, because it can be changed into another prime (531250031021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265625015520 + 265625015521.

It is an arithmetic number, because the mean of its divisors is an integer number (265625015521).

Almost surely, 2^531250031041 is an apocalyptic number.

It is an amenable number.

531250031041 is a deficient number, since it is larger than the sum of its proper divisors (1).

531250031041 is an equidigital number, since it uses as much as digits as its factorization.

531250031041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 531250031041 its reverse (140130052135), we get a palindrome (671380083176).

The spelling of 531250031041 in words is "five hundred thirty-one billion, two hundred fifty million, thirty-one thousand, forty-one".