537046309 has 2 divisors, whose sum is σ = 537046310. Its totient is φ = 537046308.

The previous prime is 537046283. The next prime is 537046313. The reversal of 537046309 is 903640735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 479741409 + 57304900 = 21903^2 + 7570^2 .

It is a cyclic number.

It is not a de Polignac number, because 537046309 - 2⁵ = 537046277 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537046709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268523154 + 268523155.

It is an arithmetic number, because the mean of its divisors is an integer number (268523155).

Almost surely, 2^537046309 is an apocalyptic number.

It is an amenable number.

537046309 is a deficient number, since it is larger than the sum of its proper divisors (1).

537046309 is an equidigital number, since it uses as much as digits as its factorization.

537046309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 537046309 is about 23174.2596213989. The cubic root of 537046309 is about 812.8378380161.

The spelling of 537046309 in words is "five hundred thirty-seven million, forty-six thousand, three hundred nine".