1135601066 has 4 divisors (see below), whose sum is σ = 1703401602. Its totient is φ = 567800532.

The previous prime is 1135601029. The next prime is 1135601069. The reversal of 1135601066 is 6601065311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6601065311 = 521 ⋅12669991.

It can be written as a sum of positive squares in only one way, i.e., 740982841 + 394618225 = 27221^2 + 19865^2 .

It is a super-2 number, since 2×1135601066² = 2579179562200672712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1135601069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283900265 + ... + 283900268.

Almost surely, 2^1135601066 is an apocalyptic number.

1135601066 is a deficient number, since it is larger than the sum of its proper divisors (567800536).

1135601066 is an equidigital number, since it uses as much as digits as its factorization.

1135601066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567800535.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 1135601066 is about 33698.6804786182. The cubic root of 1135601066 is about 1043.2985341130.

Adding to 1135601066 its reverse (6601065311), we get a palindrome (7736666377).

The spelling of 1135601066 in words is "one billion, one hundred thirty-five million, six hundred one thousand, sixty-six".