1168428297 has 8 divisors (see below), whose sum is σ = 1573329600. Its totient is φ = 771239600.

The previous prime is 1168428253. The next prime is 1168428323. The reversal of 1168428297 is 7928248611.

It is a happy number.

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 1168428297 - 2¹⁹ = 1167904009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1168428227) 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 7 ways as a sum of consecutive naturals, for example, 1927797 + ... + 1928402.

It is an arithmetic number, because the mean of its divisors is an integer number (196666200).

Almost surely, 2^1168428297 is an apocalyptic number.

It is an amenable number.

1168428297 is a deficient number, since it is larger than the sum of its proper divisors (404901303).

1168428297 is a wasteful number, since it uses less digits than its factorization.

1168428297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3856303.

The product of its digits is 387072, while the sum is 48.

The square root of 1168428297 is about 34182.2804534747. The cubic root of 1168428297 is about 1053.2561946016.

The spelling of 1168428297 in words is "one billion, one hundred sixty-eight million, four hundred twenty-eight thousand, two hundred ninety-seven".