1166150141 has 8 divisors (see below), whose sum is σ = 1268289624. Its totient is φ = 1065787200.

The previous prime is 1166150113. The next prime is 1166150177. The reversal of 1166150141 is 1410516611.

It can be written as a sum of positive squares in 4 ways, for example, as 77810041 + 1088340100 = 8821^2 + 32990^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1166150141 - 2¹⁴ = 1166133757 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 1166150141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166150191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442766 + ... + 445391.

It is an arithmetic number, because the mean of its divisors is an integer number (158536203).

Almost surely, 2^1166150141 is an apocalyptic number.

It is an amenable number.

1166150141 is a deficient number, since it is larger than the sum of its proper divisors (102139483).

1166150141 is a wasteful number, since it uses less digits than its factorization.

1166150141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888271.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1166150141 is about 34148.9405545765. The cubic root of 1166150141 is about 1052.5712165877.

Adding to 1166150141 its reverse (1410516611), we get a palindrome (2576666752).

The spelling of 1166150141 in words is "one billion, one hundred sixty-six million, one hundred fifty thousand, one hundred forty-one".