1168697427 has 8 divisors (see below), whose sum is σ = 1608529920. Its totient is φ = 753998280.

The previous prime is 1168697423. The next prime is 1168697437. The reversal of 1168697427 is 7247968611.

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

It is not a de Polignac number, because 1168697427 - 2² = 1168697423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1168697427.

It is not an unprimeable number, because it can be changed into a prime (1168697423) 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, 6283227 + ... + 6283412.

It is an arithmetic number, because the mean of its divisors is an integer number (201066240).

Almost surely, 2^1168697427 is an apocalyptic number.

1168697427 is a deficient number, since it is larger than the sum of its proper divisors (439832493).

1168697427 is a wasteful number, since it uses less digits than its factorization.

1168697427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12566673.

The product of its digits is 1016064, while the sum is 51.

The square root of 1168697427 is about 34186.2169155933. The cubic root of 1168697427 is about 1053.3370556693.

The spelling of 1168697427 in words is "one billion, one hundred sixty-eight million, six hundred ninety-seven thousand, four hundred twenty-seven".