1168137794 has 8 divisors (see below), whose sum is σ = 1758443148. Its totient is φ = 581990080.

The previous prime is 1168137793. The next prime is 1168137809. The reversal of 1168137794 is 4977318611.

It can be written as a sum of positive squares in 2 ways, for example, as 1081554769 + 86583025 = 32887^2 + 9305^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1168137793) 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, 1038707 + ... + 1039830.

Almost surely, 2^1168137794 is an apocalyptic number.

1168137794 is a deficient number, since it is larger than the sum of its proper divisors (590305354).

1168137794 is a wasteful number, since it uses less digits than its factorization.

1168137794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078820.

The product of its digits is 254016, while the sum is 47.

The square root of 1168137794 is about 34178.0308677958. The cubic root of 1168137794 is about 1053.1688980037.

The spelling of 1168137794 in words is "one billion, one hundred sixty-eight million, one hundred thirty-seven thousand, seven hundred ninety-four".