537947357 has 2 divisors, whose sum is σ = 537947358. Its totient is φ = 537947356.

The previous prime is 537947327. The next prime is 537947359. The reversal of 537947357 is 753749735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 522533881 + 15413476 = 22859^2 + 3926^2 .

It is a cyclic number.

It is not a de Polignac number, because 537947357 - 2¹² = 537943261 is a prime.

Together with 537947359, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537947359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268973678 + 268973679.

It is an arithmetic number, because the mean of its divisors is an integer number (268973679).

Almost surely, 2^537947357 is an apocalyptic number.

It is an amenable number.

537947357 is a deficient number, since it is larger than the sum of its proper divisors (1).

537947357 is an equidigital number, since it uses as much as digits as its factorization.

537947357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2778300, while the sum is 50.

The square root of 537947357 is about 23193.6921812807. The cubic root of 537947357 is about 813.2921729409.

The spelling of 537947357 in words is "five hundred thirty-seven million, nine hundred forty-seven thousand, three hundred fifty-seven".