531354150247 has 2 divisors, whose sum is σ = 531354150248. Its totient is φ = 531354150246.

The previous prime is 531354150227. The next prime is 531354150307. The reversal of 531354150247 is 742051453135.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-531354150247 is a prime.

It is a super-2 number, since 2×531354150247² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531354150227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265677075123 + 265677075124.

It is an arithmetic number, because the mean of its divisors is an integer number (265677075124).

Almost surely, 2^531354150247 is an apocalyptic number.

531354150247 is a deficient number, since it is larger than the sum of its proper divisors (1).

531354150247 is an equidigital number, since it uses as much as digits as its factorization.

531354150247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 531354150247 in words is "five hundred thirty-one billion, three hundred fifty-four million, one hundred fifty thousand, two hundred forty-seven".