537469213 has 2 divisors, whose sum is σ = 537469214. Its totient is φ = 537469212.

The previous prime is 537469211. The next prime is 537469217. The reversal of 537469213 is 312964735.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 317302969 + 220166244 = 17813^2 + 14838^2 .

It is a cyclic number.

It is not a de Polignac number, because 537469213 - 2¹ = 537469211 is a prime.

Together with 537469211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537469211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268734606 + 268734607.

It is an arithmetic number, because the mean of its divisors is an integer number (268734607).

Almost surely, 2^537469213 is an apocalyptic number.

It is an amenable number.

537469213 is a deficient number, since it is larger than the sum of its proper divisors (1).

537469213 is an equidigital number, since it uses as much as digits as its factorization.

537469213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The square root of 537469213 is about 23183.3822597135. The cubic root of 537469213 is about 813.0511418945.

The spelling of 537469213 in words is "five hundred thirty-seven million, four hundred sixty-nine thousand, two hundred thirteen".