285147072011 has 2 divisors, whose sum is σ = 285147072012. Its totient is φ = 285147072010.

The previous prime is 285147071939. The next prime is 285147072019. The reversal of 285147072011 is 110270741582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 285147072011 - 2¹⁰ = 285147070987 is a prime.

It is not a weakly prime, because it can be changed into another prime (285147072019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142573536005 + 142573536006.

It is an arithmetic number, because the mean of its divisors is an integer number (142573536006).

Almost surely, 2^285147072011 is an apocalyptic number.

285147072011 is a deficient number, since it is larger than the sum of its proper divisors (1).

285147072011 is an equidigital number, since it uses as much as digits as its factorization.

285147072011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31360, while the sum is 38.

The spelling of 285147072011 in words is "two hundred eighty-five billion, one hundred forty-seven million, seventy-two thousand, eleven".