1141166207 has 4 divisors (see below), whose sum is σ = 1167705000. Its totient is φ = 1114627416.

The previous prime is 1141166171. The next prime is 1141166219. The reversal of 1141166207 is 7026611411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1141166207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1141166207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141166227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13269332 + ... + 13269417.

It is an arithmetic number, because the mean of its divisors is an integer number (291926250).

Almost surely, 2^1141166207 is an apocalyptic number.

1141166207 is a deficient number, since it is larger than the sum of its proper divisors (26538793).

1141166207 is an equidigital number, since it uses as much as digits as its factorization.

1141166207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26538792.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1141166207 is about 33781.1516529558. The cubic root of 1141166207 is about 1045.0000250300. Note that the first 4 decimals are identical.

Adding to 1141166207 its reverse (7026611411), we get a palindrome (8167777618).

The spelling of 1141166207 in words is "one billion, one hundred forty-one million, one hundred sixty-six thousand, two hundred seven".