204960731 has 2 divisors, whose sum is σ = 204960732. Its totient is φ = 204960730.

The previous prime is 204960689. The next prime is 204960737. The reversal of 204960731 is 137069402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204960731 - 2¹⁸ = 204698587 is a prime.

It is a super-2 number, since 2×204960731² = 84017802504108722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204960737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102480365 + 102480366.

It is an arithmetic number, because the mean of its divisors is an integer number (102480366).

Almost surely, 2^204960731 is an apocalyptic number.

204960731 is a deficient number, since it is larger than the sum of its proper divisors (1).

204960731 is an equidigital number, since it uses as much as digits as its factorization.

204960731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 204960731 is about 14316.4496646340. The cubic root of 204960731 is about 589.5992020812.

The spelling of 204960731 in words is "two hundred four million, nine hundred sixty thousand, seven hundred thirty-one".