531051473 has 2 divisors, whose sum is σ = 531051474. Its totient is φ = 531051472.

The previous prime is 531051431. The next prime is 531051497. The reversal of 531051473 is 374150135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269517889 + 261533584 = 16417^2 + 16172^2 .

It is a cyclic number.

It is not a de Polignac number, because 531051473 - 2⁸ = 531051217 is a prime.

It is not a weakly prime, because it can be changed into another prime (531051403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265525736 + 265525737.

It is an arithmetic number, because the mean of its divisors is an integer number (265525737).

Almost surely, 2^531051473 is an apocalyptic number.

It is an amenable number.

531051473 is a deficient number, since it is larger than the sum of its proper divisors (1).

531051473 is an equidigital number, since it uses as much as digits as its factorization.

531051473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 531051473 is about 23044.5540855101. The cubic root of 531051473 is about 809.8020514106.

The spelling of 531051473 in words is "five hundred thirty-one million, fifty-one thousand, four hundred seventy-three".