1166072938 has 8 divisors (see below), whose sum is σ = 1759220388. Its totient is φ = 579666144.

The previous prime is 1166072933. The next prime is 1166072951. The reversal of 1166072938 is 8392706611.

It can be written as a sum of positive squares in 2 ways, for example, as 1161923569 + 4149369 = 34087^2 + 2037^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1166072894 and 1166072903.

It is not an unprimeable number, because it can be changed into a prime (1166072933) 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, 1684731 + ... + 1685422.

Almost surely, 2^1166072938 is an apocalyptic number.

1166072938 is a deficient number, since it is larger than the sum of its proper divisors (593147450).

1166072938 is a wasteful number, since it uses less digits than its factorization.

1166072938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370328.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 1166072938 is about 34147.8101494078. The cubic root of 1166072938 is about 1052.5479881754.

The spelling of 1166072938 in words is "one billion, one hundred sixty-six million, seventy-two thousand, nine hundred thirty-eight".