531415141 has 2 divisors, whose sum is σ = 531415142. Its totient is φ = 531415140.

The previous prime is 531415109. The next prime is 531415151. The reversal of 531415141 is 141514135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 531118116 + 297025 = 23046^2 + 545^2 .

It is a cyclic number.

It is not a de Polignac number, because 531415141 - 2⁵ = 531415109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531415151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265707570 + 265707571.

It is an arithmetic number, because the mean of its divisors is an integer number (265707571).

Almost surely, 2^531415141 is an apocalyptic number.

It is an amenable number.

531415141 is a deficient number, since it is larger than the sum of its proper divisors (1).

531415141 is an equidigital number, since it uses as much as digits as its factorization.

531415141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1200, while the sum is 25.

The square root of 531415141 is about 23052.4432761475. The cubic root of 531415141 is about 809.9868620538.

Adding to 531415141 its reverse (141514135), we get a palindrome (672929276).

The spelling of 531415141 in words is "five hundred thirty-one million, four hundred fifteen thousand, one hundred forty-one".