855614611 has 2 divisors, whose sum is σ = 855614612. Its totient is φ = 855614610.

The previous prime is 855614597. The next prime is 855614623. The reversal of 855614611 is 116416558.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 855614611 - 2⁷ = 855614483 is a prime.

It is not a weakly prime, because it can be changed into another prime (855614671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427807305 + 427807306.

It is an arithmetic number, because the mean of its divisors is an integer number (427807306).

Almost surely, 2^855614611 is an apocalyptic number.

855614611 is a deficient number, since it is larger than the sum of its proper divisors (1).

855614611 is an equidigital number, since it uses as much as digits as its factorization.

855614611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 37.

The square root of 855614611 is about 29250.8907727611. The cubic root of 855614611 is about 949.3493646520.

The spelling of 855614611 in words is "eight hundred fifty-five million, six hundred fourteen thousand, six hundred eleven".