1071500066 has 32 divisors (see below), whose sum is σ = 1989646848. Its totient is φ = 421427520.

The previous prime is 1071500051. The next prime is 1071500071. The reversal of 1071500066 is 6600051701.

It is a super-2 number, since 2×1071500066² = 2296224782876008712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14471 + ... + 48501.

It is an arithmetic number, because the mean of its divisors is an integer number (62176464).

Almost surely, 2^1071500066 is an apocalyptic number.

1071500066 is a deficient number, since it is larger than the sum of its proper divisors (918146782).

1071500066 is a wasteful number, since it uses less digits than its factorization.

1071500066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34226.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1071500066 is about 32733.7756147989. The cubic root of 1071500066 is about 1023.2868678010.

Adding to 1071500066 its reverse (6600051701), we get a palindrome (7671551767).

The spelling of 1071500066 in words is "one billion, seventy-one million, five hundred thousand, sixty-six".