985547711 has 2 divisors, whose sum is σ = 985547712. Its totient is φ = 985547710.

The previous prime is 985547707. The next prime is 985547743. The reversal of 985547711 is 117745589.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 985547711 - 2² = 985547707 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 (985547111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492773855 + 492773856.

It is an arithmetic number, because the mean of its divisors is an integer number (492773856).

Almost surely, 2^985547711 is an apocalyptic number.

985547711 is a deficient number, since it is larger than the sum of its proper divisors (1).

985547711 is an equidigital number, since it uses as much as digits as its factorization.

985547711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 352800, while the sum is 47.

The square root of 985547711 is about 31393.4342020748. The cubic root of 985547711 is about 995.1591745550.

The spelling of 985547711 in words is "nine hundred eighty-five million, five hundred forty-seven thousand, seven hundred eleven".