1066603094 has 4 divisors (see below), whose sum is σ = 1599904644. Its totient is φ = 533301546.

The previous prime is 1066603091. The next prime is 1066603123. The reversal of 1066603094 is 4903066601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4903066601 = 61 ⋅80378141.

It is a super-2 number, since 2×1066603094² = 2275284320260745672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066603091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266650772 + ... + 266650775.

It is an arithmetic number, because the mean of its divisors is an integer number (399976161).

Almost surely, 2^1066603094 is an apocalyptic number.

1066603094 is a deficient number, since it is larger than the sum of its proper divisors (533301550).

1066603094 is an equidigital number, since it uses as much as digits as its factorization.

1066603094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533301549.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 1066603094 is about 32658.8899688890. The cubic root of 1066603094 is about 1021.7256109823.

Adding to 1066603094 its reverse (4903066601), we get a palindrome (5969669695).

The spelling of 1066603094 in words is "one billion, sixty-six million, six hundred three thousand, ninety-four".