228707711 has 2 divisors, whose sum is σ = 228707712. Its totient is φ = 228707710.

The previous prime is 228707707. The next prime is 228707719. The reversal of 228707711 is 117707822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228707711 - 2² = 228707707 is a 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 (228707719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114353855 + 114353856.

It is an arithmetic number, because the mean of its divisors is an integer number (114353856).

Almost surely, 2^228707711 is an apocalyptic number.

228707711 is a deficient number, since it is larger than the sum of its proper divisors (1).

228707711 is an equidigital number, since it uses as much as digits as its factorization.

228707711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10976, while the sum is 35.

The square root of 228707711 is about 15123.0853664191. The cubic root of 228707711 is about 611.5429103998.

The spelling of 228707711 in words is "two hundred twenty-eight million, seven hundred seven thousand, seven hundred eleven".