1141166916537 has 4 divisors (see below), whose sum is σ = 1521555888720. Its totient is φ = 760777944356.

The previous prime is 1141166916517. The next prime is 1141166916563. The reversal of 1141166916537 is 7356196611411.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1141166916537 - 2³⁴ = 1123987047353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1141166916537.

It is not an unprimeable number, because it can be changed into a prime (1141166916517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190194486087 + ... + 190194486092.

It is an arithmetic number, because the mean of its divisors is an integer number (380388972180).

Almost surely, 2^{1141166916537} is an apocalyptic number.

It is an amenable number.

1141166916537 is a deficient number, since it is larger than the sum of its proper divisors (380388972183).

1141166916537 is an equidigital number, since it uses as much as digits as its factorization.

1141166916537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380388972182.

The product of its digits is 816480, while the sum is 51.

The spelling of 1141166916537 in words is "one trillion, one hundred forty-one billion, one hundred sixty-six million, nine hundred sixteen thousand, five hundred thirty-seven".