537132085309 has 2 divisors, whose sum is σ = 537132085310. Its totient is φ = 537132085308.

The previous prime is 537132085271. The next prime is 537132085331. The reversal of 537132085309 is 903580231735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 506690559684 + 30441525625 = 711822^2 + 174475^2 .

It is a cyclic number.

It is not a de Polignac number, because 537132085309 - 2¹³ = 537132077117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537132085339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268566042654 + 268566042655.

It is an arithmetic number, because the mean of its divisors is an integer number (268566042655).

Almost surely, 2^537132085309 is an apocalyptic number.

It is an amenable number.

537132085309 is a deficient number, since it is larger than the sum of its proper divisors (1).

537132085309 is an equidigital number, since it uses as much as digits as its factorization.

537132085309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 46.

The spelling of 537132085309 in words is "five hundred thirty-seven billion, one hundred thirty-two million, eighty-five thousand, three hundred nine".