397059263 has 2 divisors, whose sum is σ = 397059264. Its totient is φ = 397059262.

The previous prime is 397059233. The next prime is 397059269. The reversal of 397059263 is 362950793.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 397059263 - 2¹² = 397055167 is a prime.

It is a Sophie Germain 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 (397059269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198529631 + 198529632.

It is an arithmetic number, because the mean of its divisors is an integer number (198529632).

Almost surely, 2^397059263 is an apocalyptic number.

397059263 is a deficient number, since it is larger than the sum of its proper divisors (1).

397059263 is an equidigital number, since it uses as much as digits as its factorization.

397059263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 44.

The square root of 397059263 is about 19926.3459520304. The cubic root of 397059263 is about 734.9962287125.

The spelling of 397059263 in words is "three hundred ninety-seven million, fifty-nine thousand, two hundred sixty-three".