531454141 has 2 divisors, whose sum is σ = 531454142. Its totient is φ = 531454140.

The previous prime is 531454109. The next prime is 531454159. The reversal of 531454141 is 141454135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463325625 + 68128516 = 21525^2 + 8254^2 .

It is a cyclic number.

It is not a de Polignac number, because 531454141 - 2⁵ = 531454109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531454171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265727070 + 265727071.

It is an arithmetic number, because the mean of its divisors is an integer number (265727071).

Almost surely, 2^531454141 is an apocalyptic number.

It is an amenable number.

531454141 is a deficient number, since it is larger than the sum of its proper divisors (1).

531454141 is an equidigital number, since it uses as much as digits as its factorization.

531454141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 28.

The square root of 531454141 is about 23053.2891579488. The cubic root of 531454141 is about 810.0066762646.

The spelling of 531454141 in words is "five hundred thirty-one million, four hundred fifty-four thousand, one hundred forty-one".