537913669 has 2 divisors, whose sum is σ = 537913670. Its totient is φ = 537913668.

The previous prime is 537913667. The next prime is 537913681. The reversal of 537913669 is 966319735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 527253444 + 10660225 = 22962^2 + 3265^2 .

It is a cyclic number.

It is not a de Polignac number, because 537913669 - 2¹ = 537913667 is a prime.

It is a super-2 number, since 2×537913669² = 578702230594083122, which contains 22 as substring.

Together with 537913667, 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 (537913661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268956834 + 268956835.

It is an arithmetic number, because the mean of its divisors is an integer number (268956835).

Almost surely, 2^537913669 is an apocalyptic number.

It is an amenable number.

537913669 is a deficient number, since it is larger than the sum of its proper divisors (1).

537913669 is an equidigital number, since it uses as much as digits as its factorization.

537913669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 918540, while the sum is 49.

The square root of 537913669 is about 23192.9659379735. The cubic root of 537913669 is about 813.2751955928.

The spelling of 537913669 in words is "five hundred thirty-seven million, nine hundred thirteen thousand, six hundred sixty-nine".