1066113313 has 16 divisors (see below), whose sum is σ = 1147475520. Its totient is φ = 987503616.

The previous prime is 1066113259. The next prime is 1066113331. The reversal of 1066113313 is 3133116601.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1066113313 is a prime.

It is a super-2 number, since 2×1066113313² = 2273195192311671938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1066113353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171345 + ... + 177457.

It is an arithmetic number, because the mean of its divisors is an integer number (71717220).

Almost surely, 2^1066113313 is an apocalyptic number.

It is an amenable number.

1066113313 is a deficient number, since it is larger than the sum of its proper divisors (81362207).

1066113313 is a wasteful number, since it uses less digits than its factorization.

1066113313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 1066113313 is about 32651.3906748243. The cubic root of 1066113313 is about 1021.5691959074.

Adding to 1066113313 its reverse (3133116601), we get a palindrome (4199229914).

The spelling of 1066113313 in words is "one billion, sixty-six million, one hundred thirteen thousand, three hundred thirteen".