531245011337 has 2 divisors, whose sum is σ = 531245011338. Its totient is φ = 531245011336.

The previous prime is 531245011331. The next prime is 531245011373. The reversal of 531245011337 is 733110542135.

Together with next prime (531245011373) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443854418176 + 87390593161 = 666224^2 + 295619^2 .

It is a cyclic number.

It is not a de Polignac number, because 531245011337 - 2¹⁶ = 531244945801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 531245011297 and 531245011306.

It is not a weakly prime, because it can be changed into another prime (531245011331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265622505668 + 265622505669.

It is an arithmetic number, because the mean of its divisors is an integer number (265622505669).

Almost surely, 2^531245011337 is an apocalyptic number.

It is an amenable number.

531245011337 is a deficient number, since it is larger than the sum of its proper divisors (1).

531245011337 is an equidigital number, since it uses as much as digits as its factorization.

531245011337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 35.

The spelling of 531245011337 in words is "five hundred thirty-one billion, two hundred forty-five million, eleven thousand, three hundred thirty-seven".