885145693 has 2 divisors, whose sum is σ = 885145694. Its totient is φ = 885145692.

The previous prime is 885145691. The next prime is 885145753. The reversal of 885145693 is 396541588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 872493444 + 12652249 = 29538^2 + 3557^2 .

It is a cyclic number.

It is not a de Polignac number, because 885145693 - 2¹ = 885145691 is a prime.

It is a super-3 number, since 3×885145693³ (a number of 28 digits) contains 333 as substring.

Together with 885145691, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (885145691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442572846 + 442572847.

It is an arithmetic number, because the mean of its divisors is an integer number (442572847).

Almost surely, 2^885145693 is an apocalyptic number.

It is an amenable number.

885145693 is a deficient number, since it is larger than the sum of its proper divisors (1).

885145693 is an equidigital number, since it uses as much as digits as its factorization.

885145693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1036800, while the sum is 49.

The square root of 885145693 is about 29751.3981688256. The cubic root of 885145693 is about 960.1481589184.

The spelling of 885145693 in words is "eight hundred eighty-five million, one hundred forty-five thousand, six hundred ninety-three".